The force that makes objects fall Adown the ground is also the force Bthat keeps

游客2024-01-02  11

问题 The force that makes objects fall Adown the ground is also the force Bthat keeps the planets Cin their orbits Daround the sun.

选项 A、 
B、 
C、 
D、 

答案 A

解析 Down is incorrect because objects cannot fall down the ground. Objects fall from the sky to the ground. Correction: to.
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