How to Score Full Marks in English Grammar: Tenses, Voice, Narration Complete Guide
Tushar Parik
Author
English Grammar: The Most Reliable Route to Full Marks
Grammar carries 20-25 marks in every board English paper — CBSE, ICSE, and State boards alike. Unlike literature, where subjective evaluation can cost you half marks, grammar questions have exactly one correct answer. That means every mark here is fully within your control. This comprehensive guide covers all 12 tenses with rules and examples, active-passive voice conversion for every tense, direct-indirect speech transformation, sentence restructuring, the most common errors students make, and a proven practice strategy. Master these concepts before the 2027 board exams, and grammar becomes your highest-scoring section.
In This Article
- Why Grammar Is Your Safest Scoring Zone
- All 12 Tenses: Rules, Structures & Examples
- Master Table: 12 Tenses at a Glance
- Active & Passive Voice: Conversion Rules
- Direct & Indirect Speech: Transformation Rules
- Sentence Transformation Patterns
- Common Errors That Cost Marks
- Practice Strategy for Full Marks
- Frequently Asked Questions
Why Grammar Is Your Safest Scoring Zone
Every board exam English paper — whether CBSE Class 10, ICSE Class 10, CBSE Class 12, or ISC — allocates a significant portion of marks to grammar. In CBSE Class 10, the grammar section carries 20 marks. In ICSE, grammar and vocabulary together account for 25 marks. In CBSE Class 12, both reading and writing sections test grammatical competence indirectly, while direct grammar questions carry 10-16 marks.
Why Grammar Marks Are Different from Other Sections
- Objective answers: Unlike essay writing or literature answers, grammar has one correct response. No subjectivity, no partial marks — get the rule right, get full marks.
- Pattern-based: Tenses, voice, and narration follow fixed rules. Once you memorise the patterns, you can solve any question.
- High return on time: Students who invest 15-20 hours on grammar can reliably score 20/20 or 25/25 — a return no other section offers.
- Cross-section impact: Strong grammar improves your writing section (essays, letters, reports) and comprehension answers, adding 5-10 indirect marks.
All 12 Tenses: Rules, Structures & Examples
English has three time frames — Past, Present, and Future — and four aspects within each — Simple, Continuous, Perfect, and Perfect Continuous. This gives us 12 tenses in total. Below is every tense with its structure, usage rule, and board-exam-ready examples.
Present Tenses
1. Simple Present
Structure: Subject + V1 (s/es for third person singular)
Use: Habits, universal truths, scheduled events, general facts
Signal words: always, usually, often, every day, generally, never
Examples: She writes a diary every night. The sun rises in the east. The train leaves at 6 PM.
2. Present Continuous
Structure: Subject + is/am/are + V1-ing
Use: Actions happening right now, temporary situations, planned near-future events
Signal words: now, right now, at this moment, currently, today
Examples: They are playing cricket in the park. I am reading a novel this week. She is leaving for Delhi tomorrow.
3. Present Perfect
Structure: Subject + has/have + V3 (past participle)
Use: Actions completed at an unspecified time before now, actions with present relevance, experiences
Signal words: already, just, yet, ever, never, since, for, recently, so far
Examples: I have finished my homework. She has visited Paris twice. They have not replied yet.
4. Present Perfect Continuous
Structure: Subject + has/have + been + V1-ing
Use: Actions that started in the past and are still continuing, emphasis on duration
Signal words: since, for, all day, all morning, how long
Examples: He has been studying since 6 AM. It has been raining for three hours. They have been waiting since noon.
Past Tenses
5. Simple Past
Structure: Subject + V2 (past form)
Use: Completed actions in the past, historical events, past habits
Signal words: yesterday, last week, ago, in 2020, once, then
Examples: She wrote a letter yesterday. India gained independence in 1947. They played football last Sunday.
6. Past Continuous
Structure: Subject + was/were + V1-ing
Use: Actions in progress at a specific past time, background actions interrupted by another event
Signal words: while, when, at that time, all evening
Examples: I was reading when the phone rang. They were sleeping at midnight. She was cooking while he was cleaning.
7. Past Perfect
Structure: Subject + had + V3 (past participle)
Use: An action completed before another past action (the "earlier past")
Signal words: before, after, already, by the time, until, when
Examples: The train had left before we reached the station. She had finished dinner by 8 PM. They had already gone when I arrived.
8. Past Perfect Continuous
Structure: Subject + had + been + V1-ing
Use: An action that was ongoing before another past action, emphasis on duration in the past
Signal words: since, for, before, when, how long
Examples: She had been teaching for ten years before she retired. It had been raining since morning when we left. They had been waiting for two hours before the bus arrived.
Future Tenses
9. Simple Future
Structure: Subject + will/shall + V1
Use: Predictions, promises, spontaneous decisions, future facts
Signal words: tomorrow, next week, soon, in the future, probably
Examples: I will help you with your project. She will arrive by noon tomorrow. It will rain this evening.
10. Future Continuous
Structure: Subject + will be + V1-ing
Use: Actions that will be in progress at a specific future time
Signal words: at this time tomorrow, at 5 PM, this time next week
Examples: I will be studying at 9 PM tonight. They will be travelling this time tomorrow. She will be presenting her project at the conference.
11. Future Perfect
Structure: Subject + will have + V3 (past participle)
Use: Actions that will be completed before a specific future time
Signal words: by tomorrow, by next year, before, by the time
Examples: She will have completed the course by December. I will have finished this book by tonight. They will have left by the time you arrive.
12. Future Perfect Continuous
Structure: Subject + will have been + V1-ing
Use: Actions that will have been ongoing for a duration by a specific future point
Signal words: for, since, by, by the time
Examples: By next March, I will have been living in Nashik for five years. She will have been working here for a decade by 2028. They will have been waiting for two hours by the time we reach.
Master Table: 12 Tenses at a Glance
Print this table or copy it into your notebook. Refer to it every day during revision until the structures become automatic.
| Tense | Structure (Affirmative) | Example | Key Signal Words |
|---|---|---|---|
| Simple Present | S + V1 (s/es) | He plays chess. | always, usually, every day |
| Present Continuous | S + is/am/are + V-ing | He is playing chess. | now, right now, currently |
| Present Perfect | S + has/have + V3 | He has played chess. | already, just, yet, ever |
| Present Perfect Cont. | S + has/have been + V-ing | He has been playing chess. | since, for, all day |
| Simple Past | S + V2 | He played chess. | yesterday, ago, last week |
| Past Continuous | S + was/were + V-ing | He was playing chess. | while, when, at that time |
| Past Perfect | S + had + V3 | He had played chess. | before, after, already, by the time |
| Past Perfect Cont. | S + had been + V-ing | He had been playing chess. | since, for, before |
| Simple Future | S + will/shall + V1 | He will play chess. | tomorrow, next week, soon |
| Future Continuous | S + will be + V-ing | He will be playing chess. | at this time tomorrow |
| Future Perfect | S + will have + V3 | He will have played chess. | by tomorrow, by next year |
| Future Perfect Cont. | S + will have been + V-ing | He will have been playing chess. | for, since, by the time |
Active & Passive Voice: Conversion Rules
Voice conversion is one of the most frequently tested grammar topics in board exams. The fundamental rule is simple: the object of the active sentence becomes the subject of the passive sentence, and the verb changes to its past participle form with the appropriate auxiliary. Here are the conversion patterns for every tense.
Core Rule for All Tenses
Active: Subject + Verb + Object
Passive: Object (as subject) + Auxiliary + Past Participle (V3) + by + Subject (as agent)
Key: The auxiliary verb in the passive voice carries the tense. The main verb always goes to V3 form.
| Tense | Active Voice | Passive Voice |
|---|---|---|
| Simple Present | She writes a letter. | A letter is written by her. |
| Present Continuous | She is writing a letter. | A letter is being written by her. |
| Present Perfect | She has written a letter. | A letter has been written by her. |
| Simple Past | She wrote a letter. | A letter was written by her. |
| Past Continuous | She was writing a letter. | A letter was being written by her. |
| Past Perfect | She had written a letter. | A letter had been written by her. |
| Simple Future | She will write a letter. | A letter will be written by her. |
| Future Perfect | She will have written a letter. | A letter will have been written by her. |
| Modals (can, may, must, should) | She can write a letter. | A letter can be written by her. |
Special Cases in Voice Conversion
- Imperative sentences: "Open the door" becomes "Let the door be opened." For negative: "Do not touch this" becomes "Let this not be touched."
- Questions: "Did she write a letter?" becomes "Was a letter written by her?" Maintain the question form in passive.
- Double objects: "She gave me a book" can become "I was given a book by her" OR "A book was given to me by her." The person-as-subject form is preferred.
- Omitting "by + agent": When the agent is unknown, obvious, or unimportant, drop the "by" phrase. "Someone stole my bag" becomes "My bag was stolen" (not "by someone").
Direct & Indirect Speech: Transformation Rules
Narration change (reported speech) tests three skills simultaneously: tense shifting, pronoun changing, and time/place expression updating. Board exams almost always include 4-5 marks on this topic. Master these rules and you will never lose a mark.
Rule 1: Tense Backshift (When Reporting Verb Is in Past Tense)
- Simple Present → Simple Past: "I write" → she said she wrote
- Present Continuous → Past Continuous: "I am writing" → she said she was writing
- Present Perfect → Past Perfect: "I have written" → she said she had written
- Simple Past → Past Perfect: "I wrote" → she said she had written
- Past Continuous → Past Perfect Continuous: "I was writing" → she said she had been writing
- Will → Would: "I will write" → she said she would write
- Can → Could; May → Might; Shall → Should
- No change: Past Perfect and Past Perfect Continuous remain unchanged. Universal truths stay in present tense.
Rule 2: Pronoun Changes (S-O-N Rule)
- S — Subject: First person pronouns in the quoted speech change according to the subject of the reporting verb. "I" changes based on who said it.
- O — Object: Second person pronouns change according to the object of the reporting verb. "You" changes based on who was spoken to.
- N — No change: Third person pronouns (he, she, they, it) remain unchanged.
Example: He said to me, "I will help you." → He told me that he would help me. ("I" → "he" following subject; "you" → "me" following object)
Rule 3: Time & Place Expression Changes
- now → then
- today → that day
- tomorrow → the next day / the following day
- yesterday → the previous day / the day before
- tonight → that night
- this → that
- these → those
- here → there
- ago → before / earlier
- last night → the previous night
- next week → the following week
Rule 4: Sentence Type Determines Reporting Verb
- Statements: said → said / told + "that" clause. "I am tired" → He said that he was tired.
- Questions (yes/no): said → asked + "if/whether" clause. "Are you coming?" → She asked if I was coming.
- Questions (wh-): said → asked + wh-word clause (no inversion). "Where do you live?" → He asked where I lived.
- Commands/Requests: said → ordered/requested/advised + to + V1. "Sit down" → The teacher ordered them to sit down.
- Exclamations: said → exclaimed with joy/sorrow + that clause. "What a beautiful day!" → She exclaimed that it was a very beautiful day.
Sentence Transformation Patterns
Board exams frequently ask you to rewrite sentences without changing the meaning. Here are the most common transformation types with ready-to-use formulas.
Affirmative to Negative (Without Meaning Change)
Only she can solve this. → No one but she can solve this.
He is too weak to walk. → He is so weak that he cannot walk.
Every student passed. → No student failed.
As soon as he came, he left. → No sooner did he come than he left.
Interchange of Degrees of Comparison
Positive: No other city in India is as large as Mumbai.
Comparative: Mumbai is larger than any other city in India.
Superlative: Mumbai is the largest city in India.
All three sentences mean exactly the same thing — board exams ask you to convert between them.
Simple, Compound & Complex Sentences
Simple: Being ill, he stayed home. (Participle phrase)
Compound: He was ill, so he stayed home. (Two clauses + conjunction)
Complex: As he was ill, he stayed home. (Subordinate + main clause)
Key conjunctions: although, because, since, when, if, unless, so...that, which, who
Exclamatory to Assertive & Vice Versa
Exclamatory: What a clever boy he is!
Assertive: He is a very clever boy.
Exclamatory: How beautiful the sunset is!
Assertive: The sunset is very beautiful.
Common Errors That Cost Marks
These are the mistakes examiners see hundreds of times per batch. Avoid them and you are already ahead of 80% of students.
- Subject-verb agreement: "He
don'tknow" → "He doesn't know." Third person singular always takes does/has/is, never do/have/are. - Confusing tenses in narration: Students forget to backshift all verbs. If "said" is past, every tense in the reported clause must shift back one step.
- Using "did" with V2: "She
did went" → "She did go" or "She went." After did/does/do, always use V1. - Wrong pronoun in narration: Forgetting the S-O-N rule. Always ask: who is "I" (the speaker/subject), who is "you" (the listener/object)?
- Passive voice with intransitive verbs: Verbs like sleep, arrive, die, happen have no object and cannot be made passive. "He
was slept" is always wrong. - Missing "been" in perfect passive: "The work
has completed" → "The work has been completed." - Incorrect question tags: Positive statement takes negative tag and vice versa. "She is coming, isn't she?" not "is she?"
- Confusing since and for: "Since" is for a point in time (since 2020, since Monday). "For" is for a duration (for two hours, for five years).
Practice Strategy for Full Marks
Knowing the rules is necessary but not sufficient. Here is a week-by-week practice plan to make grammar second nature before your 2027 board exams.
4-Week Grammar Mastery Plan
- Week 1 — Tenses: Solve 20 fill-in-the-blank tense questions daily. Focus on identifying the tense from signal words. Write out all 12 structures from memory every morning.
- Week 2 — Voice: Convert 15 sentences daily (active to passive and passive to active). Cover all tenses plus modals and imperatives. Pay special attention to questions and double-object sentences.
- Week 3 — Narration: Convert 15 sentences daily across all five types (statements, yes/no questions, wh-questions, commands, exclamations). Practise the S-O-N rule until pronoun changes become automatic.
- Week 4 — Mixed Practice & Transformation: Solve 2 full grammar sections from previous year papers daily under timed conditions (20 minutes). Focus on sentence transformation and error correction. Review every mistake.
Exam-Day Tips for the Grammar Section
- Read the entire sentence first. Do not start filling blanks or transforming until you understand the full context and time frame.
- Identify the tense before writing. Look for signal words (yesterday, since, tomorrow, now). The signal word determines the tense 90% of the time.
- In narration, change everything systematically. First change the reporting verb and conjunction, then pronouns, then tense, then time/place words. Doing it in order prevents missed changes.
- In voice, check subject-verb agreement. After converting, ensure the new subject (which was the old object) agrees with the auxiliary. "The letters were written" not "was written."
- Never leave a grammar question blank. Even a partially correct answer earns half marks. An empty answer earns zero.
Frequently Asked Questions
Q: How many marks does grammar carry in CBSE and ICSE board exams?
In CBSE Class 10, the grammar section carries approximately 20 marks out of 80 in the English Language paper. In ICSE Class 10, grammar and vocabulary together carry 25 marks in Paper 1 (English Language). In CBSE Class 12, grammar-based questions appear across the reading and writing sections, contributing 10-16 marks directly. In all cases, grammar also indirectly improves your writing section scores by 5-10 marks.
Q: What is the easiest way to identify the correct tense in a fill-in-the-blank question?
Look for signal words first. Words like "yesterday" or "last week" indicate past tenses. "Now" or "at this moment" indicate present continuous. "Since" or "for" with a duration point to perfect or perfect continuous tenses. "Tomorrow" or "next month" indicate future tenses. If there is no signal word, read the full sentence for context — the surrounding verbs and the overall meaning will guide you to the correct tense.
Q: Can all tenses be converted to passive voice?
No. The present perfect continuous, past perfect continuous, future continuous, and future perfect continuous tenses are generally not converted to passive voice because the resulting passive constructions are awkward and rarely used in English. Board exams typically ask passive voice conversions only for simple present, present continuous, present perfect, simple past, past continuous, past perfect, simple future, future perfect, and modal auxiliaries.
Q: When do we NOT change the tense in indirect speech?
Tense does not change in three situations. First, when the reporting verb is in present tense or future tense (e.g., "He says, 'I am happy'" becomes "He says that he is happy" — no backshift). Second, when the reported speech states a universal truth or scientific fact ("She said, 'The earth revolves around the sun'" stays in simple present). Third, when the reported speech uses past perfect or past perfect continuous — these cannot shift further back.
Q: What is the S-O-N rule for pronoun change in narration?
S-O-N stands for Subject-Object-No change. First person pronouns (I, me, my, we, us, our) in the quoted speech change according to the subject of the reporting verb. Second person pronouns (you, your) change according to the object of the reporting verb. Third person pronouns (he, she, it, they, them, his, her, their) do not change. For example, in "He said to me, 'I will help you,'" the "I" changes to "he" (matching subject) and "you" changes to "me" (matching object).
Q: How do I convert imperative sentences to passive voice?
For commands and requests, the passive formula is "Let + object + be + past participle." For example, "Close the window" becomes "Let the window be closed." For negative imperatives, add "not" before "be": "Do not touch the exhibit" becomes "Let the exhibit not be touched." For polite requests starting with "Please," you may use "You are requested to..." in the passive form: "Please help me" becomes "You are requested to help me."
Q: How much time should I spend on grammar preparation for the 2027 board exams?
A focused 4-week plan spending 30-45 minutes daily on grammar is sufficient for most students. Start with tenses in week one, move to voice in week two, narration in week three, and do mixed practice with previous year papers in week four. If you are already comfortable with basic tenses, you can compress this to 2-3 weeks. The key is daily practice — grammar is a skill, not a knowledge dump. Solving 15-20 questions daily is more effective than cramming 200 questions in one sitting.
Q: What are the most commonly tested grammar topics in board exams?
Based on analysis of CBSE and ICSE papers from 2019 to 2026, the five most frequently tested topics are: tense-based fill-in-the-blanks (appears every year), active-passive voice conversion (appears every year), direct-indirect speech transformation (appears every year), sentence transformation including degree changes and affirmative-negative conversion (appears in 90% of papers), and error correction or editing passages testing subject-verb agreement, articles, and prepositions (appears every year). Together, these five areas cover 95% of all grammar questions.
Grammar Is Not Talent — It Is Practice
Every grammar rule in this guide follows a fixed pattern. There are no surprises, no subjective evaluation, and no luck involved. If you practise 15-20 questions daily for four weeks, you will walk into your 2027 board exam knowing that the grammar section is 20-25 marks already in the bag. Start today, use the structures and tables from this guide, and make grammar your most reliable scoring section.
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