问题
选择题
My English teacher insisted that the exercises _________ very difficult and that we ________ it carefully.
A．were; must finish
B．be; finish
C．were; finish
D．be; finished
答案
答案：C
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My English teacher insisted that the exercises _________ very difficult and that we ________ it carefully.
A．were; must finish
B．be; finish
C．were; finish
D．be; finished
答案：C