Present Perfect

It is used for actions that have already happened, but the time of the action is not specified.

It describes actions that happen regularly or as habits.

It indicates a completed action that happened at a specific time in the past.

It is used for actions that will happen in the future.

By organizing debates and storytelling contests

By expanding the library collection

By offering access to modern technology

All of the above

I play the cello since I was five.

I have played the cello since I was five.

I am playing the cello since I was five.

I played the cello since I was five.

We have had four concerts.

Jane has passed her exams to the music school.

She played the piano for six years.

I am playing the cello since I was five.

Has he played the drums?

Did he played the drums?

He has played the drums?

Have he played the drums?

The past simple tense describes actions at a specific time in the past, while the present perfect tense describes actions with an unspecified time.

The past simple tense is used for future actions, while the present perfect tense is used for current actions.

The past simple tense is used for habits, while the present perfect tense is used for facts.

The past simple tense and present perfect tense are used interchangeably.