John’s birthday is coming.Let’s____the gift（礼物）.

Dad,mustIpractise thepianotoday?—No,you _.You may doit tomorrow.

This pair of shoes ______ Li Gang’s ．It’s too big for him ．

Excuse me.Could you wake me up when my friend______here?-Of course.But we still don’t know when your friend ____ here.

Must I finish the work today? — No, you _____.