问题
选择题
It is reported that the number of graduate students who___ mental problems ___on the rise.
A．have ; is
B．has; are
C．has; is
D．have; are
答案
答案：A
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It is reported that the number of graduate students who___ mental problems ___on the rise.
A．have ; is
B．has; are
C．has; is
D．have; are
答案：A