1. （真题）When you are in your room，leave the door so that your visitors do not have
to knock.
A. open
B. opened
C. opening
D. being open
2. （真题）Far too many owners of electric appliances have a hard time __________ qualified repairmen to fix their machines.
A. finding
B. to find
C. to finding
D. having found
3. “Today is very cold, isn’t it?” “Yes, the river is _____ over.”
A. freezed
B. freeze
C. frozen
D. freezing
4. “What happened in that new area?” “New houses ______ recently over there.”
A. are built
B. build
C. have built
D. have been built
5. “When did you go to work?” “As soon as they came, we ______ to work.”
A. went
B. were going
C. had gone
D. go
6. “Did you wait for him very long?” “Yes, I ______ to bed until five in the morning.”
A. did go
B. didn’t go
C. had gone
D. went
7. Perhaps it will be a long time ______ from abroad.
A. when Tom comes back
B. when Tom will come back
C. before Tom comes back
D. that Tom comes back
8. Tom ______ mathematics throughout his college life.
A. bored
B. bored with
C. was bored
D. was bored with
9. ______ that dress when I first saw you at the station?
A. Were you wearing
B. Have you worn
C. Did you wear
D. do you wear
10. Mr. Wu ______ to work by bus every day.
A. has been traveling
B. has traveled
C. travels
D. is traveling
11. Don’t disturb him. He ______ to the weather forecast.
A. listens
B. is being listened
C. has listened
D. is listening
12. My English teacher ______ my test.
A. has not yet graded
B. has not yet been graded
C. is not yet to be graded
D. is not yet graded
13. We ______ on it for many hours, but we have not yet reached any conclusion.
A. are being worked
B. are working
C. have been working
D. have been worked
14. Shanghai ______ on the Huangpu River.
A. stand
B. stands
C. is being stand
D. has stood
15. “Tell the students to stop shouting. We ______ our essays now.”
A. write
B. have been writing
C. are writing
D. have written
答案及解析：
1. A 本题貌似考查时态，但实际上涉及的是有关leave和open这两个词的用法细节，leave后面可以接“宾语+宾语补足语”，在这里是“使…保持某种状态”的意思，如果考试时涉及一些具体词的用法，我们可在脑子中搜寻最有把握的正确例子作为参照就可解题，口语中有这样的话：leave me alone，意思是“不要管我，让我单独呆着”，alone是形容词，作宾语补足语，该题中的open也可作形容词，就相当alone的用法。
