--現在完成式--


過去某時發生的動作持續到現在, 更延續到未來。


[肯定] They have visited Kenting.

[否定] They have not visited Kenting.

[疑問] Have they visited Kenting?

Yes, they have.
No, they have not.



1. for 一段時間

I have learned English for ten years.


2. 現在完成式 since 過去式 (since 過去式, 現在完成式)

I have learned English since I was a child.


3. already (已經, 常用於完成式肯定句)

I have already finished homework.


4. yet 還(用於否定)、已經(用於疑問), 置於句尾

I haven't finished my homework yet. (not...yet還未)


5. How long ...

How long have you learned English?


6. ever 曾經 (常用於現在完成式的疑問句)

Have you ever been to America?


7. never (未曾)

I have never been to America.


8. just (剛才)

He has just finished his homework





以上..










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