Sarah, you’d better drink more water after ______ for such a long time.
A. run B. runs C. to run D. running
_____ my cousin is very young, _____ she can help with the housework.
A. Once; 不填 B. Though; but C. Although; 不填
He usually goes to visit his friends ________ Saturday afternoon.
A. at B. in C. on D. of
Lucy spends an hour _______ her homework every day.
A. do B. doing C. to do D. Does.
______ stops are there to the small town?
A. How long B. How far C. How many D. How much
－Must I go now?
－ No, you _______. It’s early now.
A. don’t have to B. mustn’t C. can’t D. shouldn’t
