问大家一道英语改错题（高中的）~Father:"You must always be careful never to drink too much."Son:"How do you know how you"ve had enough?"显然,这个how用错了.答案将它改成了when/that,那么,改成whether可以吗?我觉得也

Question

问大家一道英语改错题（高中的）~
Father:"You must always be careful never to drink too much."
Son:"How do you know how you've had enough?"
显然,这个how用错了.答案将它改成了when/that,那么,改成whether可以吗?我觉得也理解得通.

Answer 1

可以呀,理解的通,语法上也没毛病.
谁说的不可以?
i want to know whether you like it or not?经常见呀,不是宾语从句是什么?