—Whatareyoudoingforvacation?—I'm______mysister.[ ]A.babysitingB.babysitC.babysittingD.babysat -

题目简介

—Whatareyoudoingforvacation?—I'm______mysister.[ ]A.babysitingB.babysitC.babysittingD.babysat -

题目详情

—What are you doing for vacation?
—I'm ______ my sister.   
[     ]
A. babysiting      
B. babysit    
C. babysitting   
D. babysat 
题型:单选题难度:中档来源:同步题

答案

C

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