问题
选择题
In the past 30 years China ______ great advances in the socialist revolution and socialist construction.
A．has made
B．have made
C．had made
D．having made
答案
答案：A
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In the past 30 years China ______ great advances in the socialist revolution and socialist construction.
A．has made
B．have made
C．had made
D．having made
答案：A