All tenses

Present Tenses:

1. Present Simple

• Positive: Subject + Verb (base form / verb + s/es for third-person singular)
• Negative: Subject + do/does + not + Verb (base form)
• Question: Do/Does + Subject + Verb (base form)?
  Example: He writes. | He does not write. | Does he write?

2. Present Continuous

• Positive: Subject + is/am/are + Verb + ing
• Negative: Subject + is/am/are + not + Verb + ing
• Question: Is/Am/Are + Subject + Verb + ing?
  Example: She is reading. | She is not reading. | Is she reading?

3. Present Perfect

• Positive: Subject + has/have + Past Participle (V3)
• Negative: Subject + has/have + not + Past Participle (V3)
• Question: Has/Have + Subject + Past Participle (V3)?
  Example: They have eaten. | They have not eaten. | Have they eaten?

4. Present Perfect Continuous

• Positive: Subject + has/have + been + Verb + ing
• Negative: Subject + has/have + not + been + Verb + ing
• Question: Has/Have + Subject + been + Verb + ing?
  Example: I have been studying. | I have not been studying. | Have I been studying?

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Past Tenses:

1. Past Simple

• Positive: Subject + Verb (past form)
• Negative: Subject + did + not + Verb (base form)
• Question: Did + Subject + Verb (base form)?
  Example: She danced. | She did not dance. | Did she dance?

2. Past Continuous

• Positive: Subject + was/were + Verb + ing
• Negative: Subject + was/were + not + Verb + ing
• Question: Was/Were + Subject + Verb + ing?
  Example: He was playing. | He was not playing. | Was he playing?

3. Past Perfect

• Positive: Subject + had + Past Participle (V3)
• Negative: Subject + had + not + Past Participle (V3)
• Question: Had + Subject + Past Participle (V3)?
  Example: They had gone. | They had not gone. | Had they gone?

4. Past Perfect Continuous

• Positive: Subject + had + been + Verb + ing
• Negative: Subject + had + not + been + Verb + ing
• Question: Had + Subject + been + Verb + ing?
  Example: I had been working. | I had not been working. | Had I been working?

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Future Tenses:

1. Future Simple

• Positive: Subject + will + Verb (base form)
• Negative: Subject + will + not + Verb (base form)
• Question: Will + Subject + Verb (base form)?
  Example: They will go. | They will not go. | Will they go?

2. Future Continuous

• Positive: Subject + will be + Verb + ing
• Negative: Subject + will not be + Verb + ing
• Question: Will + Subject + be + Verb + ing?
  Example: She will be traveling. | She will not be traveling. | Will she be traveling?

3. Future Perfect

• Positive: Subject + will have + Past Participle (V3)
• Negative: Subject + will not have + Past Participle (V3)
• Question: Will + Subject + have + Past Participle (V3)?
  Example: He will have finished. | He will not have finished. | Will he have finished?

4. Future Perfect Continuous

• Positive: Subject + will have been + Verb + ing
• Negative: Subject + will not have been + Verb + ing
• Question: Will + Subject + have been + Verb + ing?
  Example: We will have been studying. | We will not have been studying. | Will we have been studying?