He has written a lot of books, but ______ good ones.[ ]
A. any
B. some
C. few
D. many
答案:C
消毒柜不用时应()。
A.将门关好
B.开门风干
C.用布抹干
D.用吹风机吹干
手拉葫芦受力后回链,表明()。