"Mary, turn off the water_________you are brushing your teeth. " "Sorry, I'll do it at once. "A. until B. while C. during
Miss Li doesn’t know if it _______ tomorrow. If it ______ , she will stay at home.A. rains, will rainB. will rain, rainsC. will rain, will rain
When they heard the bad news, they all looked _______ at the teacher and felt quite _______.A. sad, sadlyB. sadly, sadlyC. sadly, sad
—— Can you help me with my English?——I’m sorry to tell you my English is ________ yours.A. as good as B. not worse thanC. not better than
—— Hurry up! It’s time to leave.—— Ok, _______.A. I’m coming B. I’ll come C. I come
——May I take the book out of the reading room?—— No, you can’t. You ________ read it here. It’s the rule.A. must B. may C. need