Mr Zhang left for America in 1998, and he didn't return home2002.[ ]A. unlessB. when C. untilD.

题目简介

Mr Zhang left for America in 1998, and he didn't return home2002.[ ]A. unlessB. when C. untilD.

题目详情

Mr Zhang left for America in 1998, and he didn't return home        2002.        
[     ]
A. unless        
B. when      
C. until        
D. since
题型:单选题难度:中档来源:同步题

答案

C

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