Present Perfect

Formula of Present Perfect

• S + have/has + V2

• S + have/has + V3/ed

• S + did + V

• S + am/are + Ving

Auxiliary verb for "he/she/it" in Present Perfect

• Have

• Has

• Had

• Having

Auxiliary verb for "I/you/we/they" in Present Perfect

• Have

• Has

• Had

• Having

Correct sentence in Present Perfect

• I have visited the museum.

• I visited the museum.

• I am visiting the museum.

• I will visit the museum.

Signal word for Present Perfect

• Yesterday

• Already

• Tomorrow

• Last week

Which sentence is NOT in Present Perfect?

• I have seen that movie.

• I have gone to the store.

• I went to the store.

• I have finished my homework.

Usage of Present Perfect to describe life experiences

• A specific time in the past

• The action is more important than the time it happened

• A fixed date

• The duration of the action

Correct sentence in Present Perfect

• I have lost my keys.

• I lost my keys.

• I am losing my keys.

• I will lose my keys.

Correct negative sentence in Present Perfect

• I haven’t saw that movie.

• I haven’t see that movie.

• I have not seen that movie.

• I not have seen that movie.

Correct interrogative sentence in Present Perfect

• Did you see it?

• Have you seen it?

• Are you seeing it?

• Do you see it?