37()

单项选择题The unemployment rate among college graduates is nearly ()

A. 4.3%
B. 10%
C.22%
D. 20%

单项选择题If you miss the bus on the city loop at 9:00 am, you have to wait()minutes before you can catch the next one.

A. 30
B. 35
C. 45
D. 60