somking,-is a bad habit is very popular A THOUGH B IT C THAT

问题描述:

somking,_is a bad habit is very popular A THOUGH B IT C THAT D WHICH 为啥选D
1个回答 分类:英语 2014-10-16

问题解答:

我来补答
Smoking,(which) is a bad habit,is very popular.
句意:吸烟-一个很不好的习惯,是非常普遍的.
这个部分是一个定语从句,修饰先行词smoking,填空部分是需要一个引导词作为从句的主语.因为这是一个非限制性的定从,只能用which,而不能用that.
 
 
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