The left-behind kids(留守儿童)can’t see their parents_________ the parents come back home from work.
A. but B. until
C. or D. if
---How often do you see your grandparents?
---_______.
A. Five days. B. Once a month.
C. In a week. D. For a month.
_______ fine day it is! Let’s go and fly a kite.
A. What B. What a
C. How D. How a
Just like weather, life_______ be sunny and beautiful all the time.
A. mustn’t B. needn’t
C. can’t D. wouldn’t
--I saw you came to school by taxi this morning.
--Oh, I_______ come to school by taxi, but it is raining today.
A. sometimes B. always
C. hardly D. usually
Now one of the hottest topics_______ people are talking about is the safety of food.
A. that B. who
C. when D. which
