问题

Qian Xuesen passed away on Octorber 31, 2009 the age of 98, but he is a manstill encourages Chinese youth.
A:at; who
B:on; who
C:on; which
D:at; which;
B:on; who
C:on; which
D:at; which;
正确答案是:
同类题型
The possibility of a murder _____, the police have set about looking for the clues to her suicide.
We regret __________ you that we have offered the job to someone else. [ ]
Let’s play soccer after school, Li Ming.—— ________.
The salesman finds it easy to take in old ladies.
Before driving into the city ,you are required to get your car______