We ________the difficulty together, but why didn’t you tell me?
A. should face B. might face C. could have faced D. must have faced
He gave the old couple a lot of money and didn’t expect to receive anything ______for them.
A. in all B. in fact C. in return D. in short
The math problem seems very easy, but in fact it is very difficult_______.
A. to work out B. being worked out C. working out D. to be worked out.
-----What did you think of Mount Tai?
------Wonderful. It’s worth ______once again.
A. being visited B. to visit C. visiting D. visited
In the past twenty years, the sad father has been to many places-______his lost son.
A. in face of B. in favor of C. in charge of D. in search of
—Isn’t that Ann’s husband over there?
—No, it ______ be him-I’m sure he doesn’t wear glasses.
A. can’t B. must not C. won’t D. may not
