Verb tenses

REVISING VERB TENSES

(PRESENT SIMPLE (auxiliary DO / DOES for the negative and interrogative)
|AFFIRMATIVE |NEGATIVE |INTERROGATIVE |
|I like music. |You don’t like music. |Do you like music? |
|She likes music. |He doesn’t like music. |Does he like music? |

(PAST SIMPLE (auxiliary DID for the negative and interrogative)
|AFFIRMATIVE |NEGATIVE |INTERROGATIVE |
|I liked music. |You didn’t do it. (v. do) |Did you have classes? (v. have) |

(PRESENT CONTINUOUS (am / is / are / +infinitive +ing)
|AFFIRMATIVE |NEGATIVE |INTERROGATIVE |
|I am writing. |You are not writing. |Are you writing? |
|She is writing. |He is not writing. |Is she writing? |
|You are writing. |They are not writing. | |

(PAST CONTINUOUS (was / were / +infinitive +ing)
|AFFIRMATIVE |NEGATIVE |INTERROGATIVE |
|I was reading. |You were not reading. |Were you reading? |
|They were reading.. |She was not reading. |Was he reading? |

(PRESENT PERFECT (have / has + past participle)
|AFFIRMATIVE |NEGATIVE