— ____ we go to help him with his work?—No, you needn’t. He ____ finish it all by himself.A. Must; can’t B. May; can C. Must; can
— What’s the ________ of the book? — 5 dollars.
Grace doesn’t like math because she thinks it is ________.
— Let’s go to Lihua Clothes Store. — OK. They sell all the clothes ____ very good prices.
— ________ do you like history? — Because it is interesting.
We have ______ at 7 in the morning.