----- It’s too strange that these people should laugh when their relatives die.
----- That is the local custom ______ the seventeenth century.
A. dates back to B. dated back to
C. dating back to D. had dated back to
I lent him ten magazines, ____ are more wonderful than you can imagine.
A. most of which B. most of them
C. and most of which D. most of that
It is silly of me _____ all eggs in one basket. That is the worst mistake I have made.
A. to put B. to have put C. put D. putting
_________ to give up smoking, he threw away his _______ cigarettes.
A. Determined, remained B. Determined, remaining
C. Determining, remaining D. Determining, remained
Nowadays, ______ number of people doing fitness training is on _______ increase.
A. a, the B. a. an C. the, the D. the, an
I think full advantage is _______ of this technology to improve the quality of our products.
A. taken B. made C. placed D. picked
