Question

用现在完成时造5个句子，并改成否定句和一般疑问句？

Answer 1

你好！

1. I have already finished  my homework . 

   I haven't  finished my homework yet.(否定句）

   Have you finished your homework yet?(一般疑问句）

2. They have planted ten trees .

   They haven't planted ten trees.

    Have they planted ten trees?

3. He has ever been to Beijing .   

   He hasn't been to Beijing .

   Has he ever been to Beijng?

4. She has ridden a motorbike before. 

She hasn't ridden a motorbike before .

Has she ridden a motorbike before ?

5.We have invited many friends to come to our party.  

We haven't invited many friends to come to our party? 

Have you invited many friends to come to your party ?

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