when you leave the room,make sure( ) the lights are turned off.正确答案为：that,但是为啥不能选填“whether”,意思上不也是讲的通的吗?

分类: 作业答案 • 2021-12-20 03:03:20

问题描述：

when you leave the room,make sure( ) the lights are turned off.
正确答案为：that,但是为啥不能选填“whether”,意思上不也是讲的通的吗?

答

whether 的话· 句子最后要加上一个 or not

答

make sure that 是宾语从句,意思是：你离开时,确保灯都关了.
如果用whether,就是弄清楚灯是否被关掉了,和整句的意思不符.