---________ tall the red building is!---Yes, it’s our new library.
Would you mind the blackboard? A.clean B.cleans C.Cleaning
We are going to have a basketball game this afternoon. Our team will play________class 6. A.through B.between C.Against
There is going to a football game next week. A.be B.is C. Have
—Mr. Hu, can you tell us how to learn swimming well? —Sure. But remember we can learn nothing well _______ hard work. A. with B. after C. without
You _______ wash your hands before meals. It is good for your health. A. may B. can C. must