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【单选题】
在 以速度 ν 做匀速运动的列车上掉下一个物体,站在地面上的人看这物体是?A.
向前做匀速直线运动
B.
向下做自由落体运动
C.
向前做平抛运动，初速度为 ν
D.
做匀速直线运动
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A.
make up for
B.
succeed in
C.
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D.
devote to
【单选题】The synonym (近义词) of "creative" is .
A.
incredible
B.
amazing
C.
innovative
D.
imagination
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