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B1 中级 英语 5:56 Educational

Present Perfect – Grammar & Verb Tenses

Ellii (formerly ESL Library) · 2,138,671 次观看 · 添加于 2 个月前

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B1

CEFR 等级

5/10

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字幕 (67 片段)

00:02

ESL Library

00:07

Present Perfect

00:11

What are verb tenses?

00:13

Verb tenses show if an action takes place in the past, present, or future.

00:21

The present perfect is a verb tense.

00:24

We use the present perfect tense for two reasons.

00:28

The present perfect can show a finished past action.

00:32

It doesn't show when this action took place.

00:35

For example: I have been to Australia.

00:41

The present perfect can also show a continuing action.

00:45

It shows an action that started in the past and continues to the present.

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This action might continue into the future too.

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For example: I have lived in Toronto for two years.

01:03

The present perfect is formed with the auxiliary verb

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Ellii (formerly ESL Library)

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