When I finish, could you please ________ (help) me ________ (do) my homework?

--- Would you mind ________ (open) that window?

--- No, not at all.

用所给词的适当形式填空.

The world's population had passed six billion by the end of the 　　 　　  (twenty) century.

用所给词的适当形式填空.

　　　　 to you help, I finished my job on time.(thank)

用所给词的正确形式填空.

(1)When he was very young, he showed great 　　　　 (interest) in science.

(2)“Why do I have to wait another twenty minutes?”she shouted 

　　　　　 (angry)

用所给动词的适当形式填空

My father ________ (join) the Party ten years ago.

用所给动词的适当形式填空

It takes him half an hour ________ (go) to work on foot.

用所给动词的适当形式填空

It's time ________ (go) to work.

用所给动词的适当形式填空

They want to go there by bus. So ________ (do) Amily.

用所给动词的适当形式填空

I don't know how ________ (answer) this question.