33页40.you always spend only a little time on your study .you really -----me down
I‘m sorry ,mum ,I won't do that again
A.take B.put C.let 理由,选A可以吗,不选应选什么,为什么
人气：286 ℃ 时间：2020-03-25 19:54:09
解答
c
let sb down 是一个固定短语
使某人沮丧
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