2022年初中英语知识点：if/whether 是否
2022-03-09 20:16:01佚名
if/whether 是否
I wonder if he is at home.
I ask him whether he would come.
注意：只可以用whether的情况
介词后面 It will depend on whether it rains tomorrow.
whether···or not 固定搭配 Let me know whether you come or not.
动词不定式前 I don’t know whether to accept his advice.
