问题
选择题
Father insisted Tom _____ all his homework before he went to bed.
A．finishing
B．to finish
C．finish
D．finished
答案
答案：C
本题insist后跟的句子为虚拟语气，用虚拟句，从句的动词在虚拟句中应使用动词原形，故本题选C。
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Father insisted Tom _____ all his homework before he went to bed.
A．finishing
B．to finish
C．finish
D．finished
答案：C
本题insist后跟的句子为虚拟语气，用虚拟句，从句的动词在虚拟句中应使用动词原形，故本题选C。