问题
选择题
The police told the driver that he had knocked a girl________her bicycle and had nearly caused
an accident.[ ]
A. off
B. into
C. over
D. on
答案
答案：A
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The police told the driver that he had knocked a girl________her bicycle and had nearly caused
an accident.[ ]
A. off
B. into
C. over
D. on
答案：A
2MgO＋C则下列叙述中错误的是[ ]