we consider____the machine should be adjusted each time it is used

分类: 作业答案 • 2022-01-09 18:02:21

问题描述：

we consider____the machine should be adjusted each time it is used
A.that it necessary B.necessary it that
选什么?为什么?
B选项错了，应该是it necessary that 对不起哦

答

B,it引导的that 同位语从句 it = that the machine should be adjusted each time it is used.