—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. mayB. canC. must
—Would you mind _____the door? It’s cold outside.
—OK, I’ll do it right now.
A. openingB. closing C. not opening
Sally sings pretty _______ and she is also _______ at dancing.
A. well; well B. good; good C. well; good
The summer holiday is coming. We’re going to have _______ holiday.
A. a two-month B. a two-months C. two-months