A person’s caloric requirements vary ______ his life.A、overB、acrossC、withinD、

游客2025-04-03  1

问题 A person’s caloric requirements vary ______ his life.

选项 A、over
B、across
C、within
D、throughout

答案 D

解析 throughout prep.遍及,贯穿(全过程),自始至终,从头至尾(不与其他三个搭配)。
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