---Do you know that the chemicals inside batteries produce elecricity?

分类: 作业答案 • 2022-04-27 14:42:52

问题描述：

---Do you know that the chemicals inside batteries produce elecricity?
---Of course I know( )
A.it B.this C.them D.that

答

A
it 指代the chemicals inside batteries produce elecricity这一事实,而且最为客观.其他三个词都不能指代句子.