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Scientists have been trying to______what factors can cause aging.A、find outB、tu
Scientists have been trying to______what factors can cause aging.A、find outB、tu
游客
2025-03-27
15
管理
问题
Scientists have been trying to______what factors can cause aging.
选项
A、find out
B、turn out
C、set out
D、carry out
答案
A
解析
该句意为:科学家一直在努力研究导致衰老的因素。find out:查明,发现,了解(about),弄清楚(与find的区别在于常接疑问词引导的从句,并不是强调“结果”);turn out:后来发现,生产;set out:出发,着手,布局,陈述;carry out:执行,落实,履行,进行
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