I have not found my book yet;in fact, I am not sure ____I co

I have not found my book yet;in fact, I am not sure ____I could have done with it
1.I have not found my book yet; in fact, I am not sure ____I could have done with it.
A whether
B where
C what
D when
客爷 1年前 已收到1个回答 举报

skya123 幼苗

共回答了17个问题采纳率:76.5% 举报

whether 吧..
是否的意思.
我不肯定我是否...

1年前

0
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