That is worthwhile pointing out that heating may bring about certain change in t

游客2025-01-29 26

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:http://tihaiku.com/zcyy/3934371.html

相关试题推荐

随机试题

最新回复(0)

Ifbeingcarriedoutsuccessfully,theplanwillcompletelychangethetrafficc