1. Simple Present Tense

Affirmative: Subject + Base Form of Verb

Example: She sings.

Negative: Subject + do/does + not + Base Form of Verb

Example: She does not sing.

Interrogative: Do/Does + Subject + Base Form of Verb?

Example: Does she sing?

Negative Interrogative: Do/Does + Subject + not + Base Form of Verb?

Example: Doesn't she sing?

2. Present Continuous Tense

Affirmative: Subject + am/is/are + Present Participle (-ing form)

Example: They are playing.

Negative: Subject + am/is/are + not + Present Participle (-ing form)

Example: They are not playing.

Interrogative: Am/Is/Are + Subject + Present Participle (-ing form)?

Example: Are they playing?

Negative Interrogative: Am/Is/Are + Subject + not + Present Participle (-ing form)?

Example: Aren't they playing?

3. Present Perfect Tense

Affirmative: Subject + have/has + Past Participle (3rd form of verb)

Example: She has finished.

Negative: Subject + have/has + not + Past Participle (3rd form of verb)

Example: She has not finished.

Interrogative: Have/Has + Subject + Past Participle (3rd form of verb)?

Example: Has she finished?

Negative Interrogative: Have/Has + Subject + not + Past Participle (3rd form of verb)?

Example: Hasn't she finished?

4. Present Perfect Continuous Tense

Affirmative: Subject + have/has been + Present Participle (-ing form)

Example: They have been working.

Negative: Subject + have/has not been + Present Participle (-ing form)

Example: They have not been working.

Interrogative: Have/Has + Subject + been + Present Participle (-ing form)?

Example: Have they been working?

Negative Interrogative: Have/Has + Subject + not + been + Present Participle (-ing form)?

Example: Haven't they been working?

5. Simple Past Tense

Affirmative: Subject + Past Simple (2nd form of verb)

Example: They went.

Negative: Subject + did + not + Base Form of Verb

Example: They did not go.

Interrogative: Did + Subject + Base Form of Verb?

Example: Did they go?

Negative Interrogative: Did + Subject + not + Base Form of Verb?

Example: Didn't they go?

6. Past Continuous Tense

Affirmative: Subject + was/were + Present Participle (-ing form)

Example: He was studying.

Negative: Subject + was/were + not + Present Participle (-ing form)

Example: He was not studying.

Interrogative: Was/Were + Subject + Present Participle (-ing form)?

Example: Was he studying?

Negative Interrogative: Was/Were + Subject + not + Present Participle (-ing form)?

Example: Wasn't he studying?

7. Past Perfect Tense

Affirmative: Subject + had + Past Participle (3rd form of verb)

Example: They had left.

Negative: Subject + had + not + Past Participle (3rd form of verb)

Example: They had not left.

Interrogative: Had + Subject + Past Participle (3rd form of verb)?

Example: Had they left?

Negative Interrogative: Had + Subject + not + Past Participle (3rd form of verb)?

Example: Hadn't they left?

8. Past Perfect Continuous Tense

Affirmative: Subject + had been + Present Participle (-ing form)

Example: She had been waiting.

Negative: Subject + had not been + Present Participle (-ing form)

Example: She had not been waiting.

Interrogative: Had + Subject + been + Present Participle (-ing form)?

Example: Had she been waiting?

Negative Interrogative: Had + Subject + not + been + Present Participle (-ing form)?

Example: Hadn't she been waiting?

Future Tenses in English

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Why is Maths so important?

Mathematics provides structure to our life and reduces ambiguity. Learning Mathematics improves our reasoning power, creativity, abstract or spatial thinking, critical thinking, problem-solving abilities, and even effective communication skills.

Pracice Maths

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Test Yourself With Exercises

Exercise:

Solve Question.

Solve 3 + 6 × ( 5 + 4) ÷ 3 - 7 =

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Maths References

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