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Grammar - Active and Passive Voice

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  Active and Passive Voice – Complete Explanation 1. What is Voice? In English grammar, voice shows the relationship between the subject , the verb , and the object in a sentence. There are two voices : Active Voice Passive Voice 2. Active Voice Definition In the active voice , the subject performs the action . Structure Subject + Verb + Object Examples The teacher teaches English. John wrote a letter. The cat chased the mouse. Here, the subject does the action . 3. Passive Voice Definition In the passive voice , the subject receives the action . Structure Subject + be verb + V3 (Past Participle) + (by + doer) Examples English is taught by the teacher. A letter was written by John. The mouse was chased by the cat. Here, the subject receives the action . 4. Comparison Between Active and Passive Voice Active Voice Passive Voice Subject performs the action. Subject receives the action. Subject comes first. Object becomes the subject. Usually shorter and more direct. Usually longer a...
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Grammar - Modal Verbs

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  Modal Verbs – Complete Explanation 1. What Are Modal Verbs? Modal verbs are auxiliary (helping) verbs that express the speaker's attitude toward an action. They show ideas such as: Ability Permission Possibility Probability Obligation Necessity Advice Requests Offers Suggestions Promises Predictions Unlike ordinary verbs, modal verbs cannot stand alone . They are always followed by the base form (V1) of the main verb. Examples She can swim. You must study. They will arrive soon. 2. List of Common Modal Verbs Modal Verb Main Meaning can ability, permission, possibility could past ability, polite request, possibility may permission, possibility might possibility must obligation, necessity, strong certainty shall offers, suggestions, future (formal) should advice, recommendation, expectation will future, willingness, promise would polite request, habit in the past, condition Semi-Modal Verbs These behave like modals but use normal verb forms. ought to have to has to had to nee...
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Grammar - Negative Forms

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  Negative Forms – Complete Explanation 1. What is a Negative Sentence? A negative sentence states that something is not true, does not happen, or does not exist . In English, negative sentences are usually formed by adding not after an auxiliary (helping) verb or by using do/does/did + not when there is no auxiliary verb. Compare Affirmative: She likes coffee. Negative: She does not (doesn't) like coffee. Affirmative: They are students. Negative: They are not (aren't) students. 2. Ways to Make Negative Sentences There are three common ways to make negatives: Using not with auxiliary verbs. Using negative words (e.g., never, no, nobody ). Using negative prefixes (e.g., un-, dis-, im- ). 3. Negative Forms with the Verb "Be" Add not after am, is, are, was, or were . Present Affirmative Negative I am happy. I am not happy. She is a teacher. She is not (isn't) a teacher. They are ready. They are not (aren't) ready. Past Affirmative Negative He was ...
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Grammar - Question Forms

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  Question Forms – Complete Explanation 1. What is a Question? A question is a sentence that asks for information, confirmation, or a response. In writing, a question usually ends with a question mark (?) . Examples: What is your name? Are you happy? Where do you live? 2. Types of Questions There are seven main types of question forms in English: Yes/No Questions Wh- Questions (Information Questions) Choice (Alternative) Questions Tag Questions Negative Questions Indirect Questions Question Subjects 3. Yes/No Questions A Yes/No Question can be answered with Yes or No . Structure Auxiliary Verb + Subject + Main Verb + Object? Examples: Are you ready? Is she a doctor? Do they play football? Did he arrive? Have you finished? Answers: Yes, I am. No, she isn't. Yes, they do. No, he didn't. Using "Be" Statement Question She is happy. Is she happy? They are students. Are they students? I am late. Am I late? Using "Do / Does" Present Simple Statement Question Yo...
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Grammar - Subject–Verb Agreement

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  Subject–Verb Agreement – Complete Explanation 1. What is Subject–Verb Agreement? Subject–verb agreement means that the verb must match the subject in number (singular or plural) and person (first, second, or third person). A singular subject takes a singular verb . A plural subject takes a plural verb . Examples She plays football. ✅ They play football. ✅ Incorrect: She play football. ❌ They plays football. ❌ 2. Singular and Plural Subjects Singular Subject + Singular Verb Examples: The boy runs fast. My father works in a hospital. The cat is sleeping. Plural Subject + Plural Verb Examples: The boys run fast. My parents work in a hospital. The cats are sleeping. 3. Subject Pronouns and Verbs Subject Verb (Present Simple) Example I play I play football. You play You play football. We play We play football. They play They play football. He plays He plays football. She plays She plays football. It plays It plays football. Rule In the Present Simple Tense , add -s or -e...
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Grammar - Tenses

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  English Tenses – Complete Explanation 1. What is a Tense? A tense is the form of a verb that shows when an action or state happens . English has three main times : Present – Now Past – Before now Future – After now Each time has four aspects : Simple Continuous (Progressive) Perfect Perfect Continuous Therefore: 3 Times × 4 Aspects = 12 English Tenses Overview of the 12 English Tenses Time Simple Continuous Perfect Perfect Continuous Present Present Simple Present Continuous Present Perfect Present Perfect Continuous Past Past Simple Past Continuous Past Perfect Past Perfect Continuous Future Future Simple Future Continuous Future Perfect Future Perfect Continuous PRESENT TENSES 1. Present Simple Tense Structure Affirmative: Subject + V1 (V5 with he/she/it ) Negative: Subject + do/does + not + V1 Question: Do/Does + Subject + V1? Examples I play football. She plays football. They do not play football. Does he play football? Uses Daily routines Habits Facts General truths T...
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Grammar - Verb Forms

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  Verb Forms – Complete Explanation 1. What is a Verb Form? A verb form is the different shape of a verb used to show tense, person, number, voice, mood, or grammatical function . Example with the verb write : write writes wrote writing written These are different verb forms of the same verb. 2. The Five Main Forms of English Verbs Almost every English verb has five basic forms . Form Name Example (Write) Example Sentence V1 Base Form write I write every day. V2 Past Simple wrote She wrote a letter yesterday. V3 Past Participle written He has written a book. V4 Present Participle / -ing Form writing They are writing now. V5 Third Person Singular Present writes She writes neatly. 3. V1 – Base Form (Infinitive without "to") The base form is the original form of the verb. Examples: go eat play read sing Uses of V1 A. Present Simple (except third person singular) I play football. They work hard. B. After Modal Verbs Modal verbs: can could may might must shall should wil...
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