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【单选题】
当持活球的队员用同一脚向任何方向踏一次或数次,另一脚(称为中枢脚)不离开地面接触点出现了旋转。该情况是否为为例A.
是
B.
否
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【简答题】One mistake that schools and parents often make is to think that it's not necessary to teach traffic laws (交通法规) until the child is old enough to drive a car. Some children die in traffic on bikes bef...
【单选题】_______ in the war, many children have become orphans(孤儿).
A.
Their parents were killed
B.
Being killed
C.
Their parents killed
D.
Killed
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