It is imperative that students ______ their term papers on time.[2004]
A、
hand in
B、
would hand in
C、
have to hand in
D、
handed in
【正确答案】
A
【答案解析】
解析:在it is。imperative/necessary/important+that...结构中,从句应该使用虚拟语气"should+动词原形”,should可以省略,因此本题应该选择A。
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