--Do you still remember the days ________ we spent in the country?
--Yes, of course, they were peaceful and relaxing.
A. where B. when
C. who D.that
Hurry up! The movie _______ for ten minutes!
A.has begun B. has been on
C.had begun D.begun
--How do you like the twins?
--Well, I think the elder sister is _______ but the young sister is _______.
A. more clever; more hard-working
B. cleverer; more hard-working
C. the cleverest; the most hard-working
D.the most cleverest; the most hard-working
--- There were so many books in the shopping center, I didn't know_______ .
A. where to buy B. which to buy
C. how to buy D. what to buy
Put on your coat, Jack! It's snowing _______ outside at the moment.
A. hardly B. quickly
C. loudly D.heavily
—Is that Tom in the teachers' office?
--No, it ________ be him. He's gone to the hospital.
A. musn't B.shouldn't
C. can't D.needn't