问题
选择题
The most important thing about ancient civilizations is ____ part that they played in ____ history.
A．不填; 不填
B．a; the
C．the; the
D．the; 不填
答案
答案：D
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The most important thing about ancient civilizations is ____ part that they played in ____ history.
A．不填; 不填
B．a; the
C．the; the
D．the; 不填
答案：D