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Ivisitedmyparents()A.onmytwodaysoffB.inmytwodaysoffC.onmytwo-dayoffD.inmytwo-dayoffA和C好像都对,但是单选题

题目详情
I visited my parents( )
A.on my two days off
B.in my two days off
C.on my two-day off
D.in my two-day off
A和C好像都对,但是单选题
▼优质解答
答案和解析
A 我请了两天假看望我的父母 看错了