Past simple and Present perfect

What is the past simple tense?

It describes actions that happened and finished in the past.

Can you give an example of a sentence in the past simple?

I cleaned my room on Saturday.

What is the present perfect tense?

It describes actions that happened in the past but are connected to the present.

Can you give an example of a sentence in the present perfect?

I have visited my grandparents this month.

How do we form the past simple for regular verbs?

Add '-ed' to the base form of the verb.

What is an example of a regular verb in the past simple?

The verb 'play' becomes 'played.'

What is the past participle of 'go'?

The past participle of 'go' is 'gone.'

How do you make a negative sentence in the past simple?

Use 'did not' + base verb, e.g., 'I did not eat breakfast.'

How do you ask a question in the present perfect tense?

Use 'have/has' + subject + past participle, e.g., 'Have you finished your homework?'

What is the past simple of 'sing'?

The past simple of 'sing' is 'sang.'