Grade 9 Grammar Lesson 8 Present perfect

What is the structure of present perfect tense?
When do we use the present perfect tense?
What is the difference between ‘for’ and ‘since’?
What is the difference between ‘ever’ and ‘never’?
What is the difference between ‘gone’ and ‘been’?

The present perfect tense is formed by:

• subject + have/has + past participle. .
• subject + have/has (n’t) + past participle. .
• Have/Has (n’t) + subject + past participle.?
• Wh + have/has (n’t) + subject + past participle.?

We use the present perfect for a past action but having the result at present.

With just, already, yet

We use since to show point of time and for to show period of time can be used in present perfect especially with state verbs.

We use ever in present perfect to ask about experience and achievements. Never is used in statements to mean not ever.

We use the present perfect after It’s the/.This is the first/second time.

Been is used when the person is back and the visit is over.

Gone is used when the person went somewhere and isn’t back yet.

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