Hereceivedaletterwithanunusual

发布时间：2020-07-28 13:14:56

He received a letter with an unusual stamp on from his friend, which ________ his collection.A.added up toB.made upC.added toD.made up of

网友回答

C解析add…to表示“往……里添加”，add to表示“增加”，相当于increase，如add to your trouble。
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