American students take part in a wide variety of after-school activities _______ they develop their social skills.
A. where B. which C. that D. what
- Well, that is one of ________ most expensive hotels in town, I'm afraid.
- Do you mean we'd better choose________ cheaper one?
A. a; a B. the; a C. a; the D. the; the
It is bad manners to ________an invitation without a reason.
A. break down B. settle down C. turn down D. calm down
The message of Saving Private Ryan is ________humans want peace, not war.
A. that B. what C. which D. whether
- You talk so much about London. You ________have been there.
- Yeah, I went sightseeing on a tour last summer.
A. must B. can C. will D. need
Don't press the red button ,_______you will set off the alarm.
A. but B. or C. so D. and
