i really don‘t know () A that i’ll go B if i‘ll go or not C whether i’ll go or notD that i‘ll go or not选哪个?理由?B\C区别

问题描述:

i really don‘t know () A that i’ll go B if i‘ll go or not C whether i’ll go or not
D that i‘ll go or not
选哪个?理由?B\C区别

C. if 和 whether 一般情况下都可以用,但是当后面加有or not 是就只能用whether

C.
一般情况下,该用whether .... or not

选C
whether后可以加or not 而if不可以

选c or not 要和wherther 搭配使用