新概念第四册一个句子习题的问题原文：Twofactorsweighheavilyagainsttheeffectivenessofscientificresearchinindustry.Oneisthegeneralatmosphereofsecrecyinwhichitiscarriedout,theotherthelackoffreedomoftheind

Question

新概念第四册一个句子习题的问题
原文：Two factors weigh heavily against the effectiveness of scientific research in industry.One is the general atmosphere of secrecy in which it is carried out,the other the lack of freedom of the individual research worker.
习题：Two factors weigh heavily against the effectiveness of scientific research in industry.One is the general atmosphere of secrecy________,the other the lack of freedom of the individual research worker.
a.which it is carried out
b.which is carried out
c.it is carried out
d.it is carried out in
为什么不能选b?

Answer 1

这道题目是典型的定语从句的考题,主要是看原文：the general atmosphere of secrecy IN WHICH it is carried out.这里的IN他给移到后面了,前面的关系词改用了that,并且省略了,就变成了题目中的the general atmosphere of secrecy （that）it is carried out in.