题目内容
________ wheel is thought to be ________ invention of ________ first importance in human history.A. A; the; the
B. The; an; the
C. A; an; the
D. A; an; /
解析:
Wheel表示定指;an invention指的是“一项发明”;最高级前面一般要加定冠词the。
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提示:
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题目内容
________ wheel is thought to be ________ invention of ________ first importance in human history.A. A; the; the
B. The; an; the
C. A; an; the
D. A; an; /
Wheel表示定指;an invention指的是“一项发明”;最高级前面一般要加定冠词the。
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|
|
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