If you don't know what to do, the safest thing to do is __ .[ ]A. smileB. smilesC. to smile-九年级

题目简介

If you don't know what to do, the safest thing to do is __ .[ ]A. smileB. smilesC. to smile-九年级

题目详情

If you don't know what to do, the safest thing to do is    __    .       
[     ]
A. smile    
B. smiles    
C. to smile
题型:单选题难度:中档来源:同步题

答案

C

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