从A、B、C、D中选出可以填入空白处的最佳答案。
1. —Have you decided when ________?
—Yes, tomorrow morning.
A. to leave
B. to be leaving
C. will you leave
D. are you leaving
2. There isn’t any difference between the two. I really don’t know ________.
A. where to choose
B. which to choose
C. choose what to
D. choose which to
3. I haven’t decided which hotel ________.
A. stays at B. is to stay at
C. to stay at D. to be stayed at
4. At the shopping center, he didn’t know what ________ and ________with an empty bag.
A. to buy; leave B. to be bought; left C. to buy; left D. was to buy; leave
5. It is said in
A. it what to do with
B. what to do it with
C. what to do with it
D. to do what with it
6. Last summer I took a course on ________.
A. how to make dresses
B. how dresses be made
C. how to be made dresses
D. how dresses to be made
7. There’re so many kinds of tape-recorders on sale that I can’t make upmy mind ________ to buy.
A. what B. which C. how D. where
8. I’ve worked with children before, so I know what ________in my new job.
A. expected B. to expect
C. to be expecting D. expects
9. The mother didn’t know ________ to blame for the broken glass as it happened while she was out.
A. who B. when C. how D. what
参考答案：1—5 ABCCC 6—9 ABBA
