They had to wait _____ the dog _____ out of the room.[ ]A. for; come B. for; to come C. at; to come

题目简介

They had to wait _____ the dog _____ out of the room.[ ]A. for; come B. for; to come C. at; to come

题目详情

They had to wait _____ the dog _____ out of the room. 
[     ]
A. for; come           
B. for; to come
C. at; to come               
D. at; coming
题型:单选题难度:中档来源:同步题

答案

B

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