题目内容

冰箱能否长期保存食品，为什么？

查看答案

搜索结果不匹配？点我反馈

更多问题

He is so busy that he can’t ________ the services of a secretary.

A. do without
B. set down
C. make for
D. touch on

He pursued his ________ of collecting stamps for so many years.

A. habit
B. custom
C. hobby
D. activity

Don’t drop your cigarette butts on the floor. You could ________ fire to the house.

A. cause
B. make
C. set
D. start

I think it was your Dad ________ phoned.

A. what
B. which
C. whom
D. who