1. Having no money but __________ to know, he simply said he would go without dinner.
A. not to want anyone B. wanted no one
C. not wanting anyone D. to want no one
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

1.C
2.C
3.A
4.A
5.D
6.C