I never doubt _________ his advice is of great value to me．
A. that B. whether C. how D. what
As the New Year is coming, we have ____________ preparation work to do.
A. a great deal of B. a great deal
C. a number of D. the number of
_____ Jim_____ his cousin has been to America, but both of them know the country well．
A. Not only, but also B. Both, and C. Neither, nor D. Either, or
— When did you go to bed last night?
— ____________ I finished my homework.
A. Until B. Not until C. When D. While
This piece of music is well worth ________. Many people like it very much.
A. listen B. to listen C. listening D. listening to
—I know smoking is bad for my health, ______ I just can’t give it up．
—Yeah, it is easier said than done．
A. for B. or C. but D. so
