1. The idea sounds very good but will it work in __________?
A. practice B. place C. advance D. company
2. The children lined up and walked out _____.
A. in place B. in condition C. in order D. in private
3. The teacher, as well as all his students, __________ by the dancer's performance.
A. was impressed B. had impressed C. impressed D. were impressed
4. __________ is well known, the key to success lies in hard work.
A. As B. That C. Which D. What
5. The doctor will not perform the operation __________ it is absolutely necessary.
A. so B. if C. for D. unless
6. Today the police can watch cars __________ on roads by radar.
A. run B. to run C. running D. to be run
7. History is a record of mankind; different historians, __________, interpret it differently.
A. therefore B. on the contrary C. however D. consequently
8. It was not until it got dark __________ working.
A. that they stopped B. when they stopped
C. did they stop D. that they didn't stop
9.Before the child went to bed, the father asked him to ___ ___ all the toys he had taken out.
A. put off B. put up
C. put away D. put out

1. The idea sounds very good but will it work in __________?
A. practice 固定短语 in practice 实际
2. The children lined up and walked out _____.
C. in order 秩序井然
3. The teacher, as well as all his students, __________ by the dancer's performance.
A. was impressed 主语单数 不受到as well as all his students影响________
4. __is well known, the key to success lies in hard work.
A. As 定语从句
5. The doctor will not perform the operation __________ it is absolutely necessary.
D. unless 除非
6. Today the police can watch cars __________ on roads by radar.
C. running watch .. doing
7. History is a record of mankind; different historians, __________, interpret it differently.
C. however 转折
8. It was not until it got dark __________ working.
A. that they stopped 强调句
9.Before the child went to bed, the father asked him to ___ ___ all the toys he had taken out.

C. put away 放好