【C1】
A. at which
B. with which
C. in which
D. to which
What do we learn about the student？
A. He ran into trouble with police．
B. He had no interest in his studies．
C. He had to attend additional courses．
D. He planned to go back to his country．
What does the man probably do for a living？
A band conductor．
B. A music fan．
C. A salesman in a music company．
D. A background music composer．
About what time is it？
A. 11:00 a. m．
B. 10:00 a．m．
C. 1:00 p．m．
D. 5:00 p．m．
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