Once out of the earth’s gravity, the astronaut is by the problem of weightlessness.A. affe

发布时间：2020-08-14 23:29:21

Once out of the earth’s gravity, the astronaut is      by the problem of weightlessness.
A. affected
B. effected
C. related
D. offered

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(答案→)A. affected
B. effected
C. related
D. offered
解析：句意为“一旦摆脱了地球吸引力，宇航员就受到失重问题的影响。”affect vt. 影响，与句意吻合。
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