A-A+

It is these poisonous products ______ can caus

2022-08-12 09:55:56 问答库 阅读 195 次

问题详情

It is these poisonous products ______ can cause the symptoms of the flu, such as headache and aching muscles.
A) who B) that C) how D) what

参考答案

B考查强调句型。被强调部分是句子的主语these poisonous products。

考点: