Do you think if we will go to the movie tomorrow?—I think we’ll go if we ___________ too much homework.

In Chongqing, you can often see many people dance outside together if it ______ in the evening.

The tall building has ______ floors. And Tony lives on the ______ floor.

The number of the students in our school is about nine _____. —I see. ______of them are boys.

Your room is very untidy. Please________ your things, Mike.—OK, Mum. I will do it at once.