This novel can make you laugh and cry at _____ same time.

The students in Class Two always exercise a lot. ______ homework, they finish it very quickly.[ ]

Helen learns to dance three times a week. Now she dances _____ Anita does.[ ]

Is_______ necessary to learn another language? — I think so.

What do you call this in English?—It’s a stamp. It is used ______ sending. [ ]