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Sorry,this is my first time to make an IDD,call I am ____a.at a loss how to dob.at a loss to do c.at a loss what to dod.on a loss选C 为什么?需要解析和翻译
题目内容：
Sorry,this is my first time to make an IDD,call I am ____
a.at a loss how to do
b.at a loss to do
c.at a loss what to do
d.on a loss
选C 为什么?需要解析和翻译优质解答
at a loss 茫然不知所措 what to do做什么
Sorry,this is my first time to make an IDD,call I am ____
a.at a loss how to do
b.at a loss to do
c.at a loss what to do
d.on a loss
选C 为什么?需要解析和翻译
a.at a loss how to do
b.at a loss to do
c.at a loss what to do
d.on a loss
选C 为什么?需要解析和翻译
优质解答
at a loss 茫然不知所措 what to do做什么
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