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问题: 语法综合练习3

It's ten years since the scientist ________ on his wife's work of
discovering the valuable chemical.
A. made for B. set out C. took off D. turned up
请详细写出解题的过程和思路。

解答:

答案:D
本题考查短语辨析,made for“导致、向前进、有助于”;set out“开始、着手做”;took off“脱下(衣服等)、(飞机)起飞”;turned up“出现,把(声音等)调大”。句意为:自从那个科学家着手做他妻子关于寻找有价值的化学元素的工作以来已经有十年了。