问题
选择题
China’s success in manned-space-craft travel shows _________ out country has become one of the greatest powers in space research.
A．what
B．which
C．不填
D．it that
答案
答案：C
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China’s success in manned-space-craft travel shows _________ out country has become one of the greatest powers in space research.
A．what
B．which
C．不填
D．it that
答案：C