He didn't tell me ＿＿there was a meeting this afternoon or not.A.w_英语解答

He didn't tell me ＿＿there was a meeting this afternoon or not.
A.when
B.what
C.if
D.whether

人气：157 ℃　时间：2019-10-11 05:23:08

解答

我选D
原因是后面有or not所以我记得不能选if
Whether好像更强调否定的意思