These problems are too hard to work out, ______?
A. are they B. aren’t they
C. is it D. isn’t it
______ beautiful the music they are playing sounds! _____ excellent players!
A. How, What an B. How, What
C. What, what D. What, How an
.-- Shall we take a walk outside?
– Sorry, I’m too busy ______ for the coming exam
A. prepare B. to prepare
C. preparing D. with preparing
It’s five years since he ________ home to study abroad.
A. has left B. has been away from
C. left D. has been away
--Did your son take enough food with him during the trip?
-- No, he needed ______ he thought he would.
A. not so much as B. as much as
C. much more than D. much less than
Peter ______ be really difficult at times even though he’s a nice person in general.
A. shall B. should C.mustD. can
