That is worthwhile pointing out that heating may bring about certain change in the structure of any material.

admin2022-06-18  40

问题 That is worthwhile pointing out that heating may bring about certain change in the structure of any material.

选项 A、This
B、There
C、What
D、It

答案D

解析 这句话的意思是:值得指出的是,加热可能会导致任何材料结构发生某些变化。本题考查it作形式主语的用法。此处pointing out that…部分是句子真正的主语,作形式主语的只能是it,因此选D。
转载请注明原文地址:https://jikaoti.com/ti/xOwYFFFM
0

最新回复(0)