问题
选择题
At the end of last month, ten primary schools ______ with the help of Project Hope.
A．had set up
B．had been set up
C．set up
D．were set up
答案
答案：D
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At the end of last month, ten primary schools ______ with the help of Project Hope.
A．had set up
B．had been set up
C．set up
D．were set up
答案：D