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1. The engineer did not go back home until he ______（检验）all the new parts of the machine.
2. My brother managed to pass his driving tests and got his driving ______（执照）at last.
3. I was reading some ______（章节）on the website while he was playing games.
4. She has donated a lot of money to our school to set up new physics and chemical ______（实验室）.
5. He was an ______（不出名的）actor three years ago, but now he is very famous all over the world.
2. My brother managed to pass his driving tests and got his driving ______（执照）at last.
3. I was reading some ______（章节）on the website while he was playing games.
4. She has donated a lot of money to our school to set up new physics and chemical ______（实验室）.
5. He was an ______（不出名的）actor three years ago, but now he is very famous all over the world.
答案：
1. tested 2. licence 3. passages 4. labs 5. unknown
1. While I had a conversation with him，we happened ______（discover）we had a friend in common.
2. You must cut your speech even ______（short），within 800 words，because you can have only 5 minutes to talk.
3. It's a lot of trouble ______（solve）this problem.
4. —I came to see you yesterday evening，but you were not in.
—Sorry，I ______（prepare）my lessons for next week's exams.
5. The teacher told us that light ______（travel）much faster than sound.
2. You must cut your speech even ______（short），within 800 words，because you can have only 5 minutes to talk.
3. It's a lot of trouble ______（solve）this problem.
4. —I came to see you yesterday evening，but you were not in.
—Sorry，I ______（prepare）my lessons for next week's exams.
5. The teacher told us that light ______（travel）much faster than sound.
答案：
1. to discover 2. shorter 3. solving 4. was preparing 5. travels
（ ）1. —When did your computer go wrong?
—Last night，while I ______ some music from a website.
A. downloaded B. am downloading
C. was downloading D. have downloaded
（ ）2. —Excuse me，but can you ______ to a Chinese speaker?
—Sure. Just a minute.
A. put me through B. put me back C. put me away D. put me on
（ ）3. Julie's father ______ to London last month. He ______ there three times.
A. went；had gone B. has gone；has been
C. went；has been D. has been；had gone
（ ）4. —Lily，why are you still here? School is over for half an hour.
—Because I ______ my task yet. I still need one more hour.
A. won't finish B. didn't finish
C. haven't finished D. hadn't finished
（ ）5. —Here comes the bus. Where is our principal?
—She can't go to the museum with us. She ______ some visitors around our school.
A. is showing B. shows
C. has showed D. was showing
—Last night，while I ______ some music from a website.
A. downloaded B. am downloading
C. was downloading D. have downloaded
（ ）2. —Excuse me，but can you ______ to a Chinese speaker?
—Sure. Just a minute.
A. put me through B. put me back C. put me away D. put me on
（ ）3. Julie's father ______ to London last month. He ______ there three times.
A. went；had gone B. has gone；has been
C. went；has been D. has been；had gone
（ ）4. —Lily，why are you still here? School is over for half an hour.
—Because I ______ my task yet. I still need one more hour.
A. won't finish B. didn't finish
C. haven't finished D. hadn't finished
（ ）5. —Here comes the bus. Where is our principal?
—She can't go to the museum with us. She ______ some visitors around our school.
A. is showing B. shows
C. has showed D. was showing
答案：
1—5 CACCA
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