The zookeeper is worried because the number of visitorssmaller and smaller.[ ]A. becomeB .becameC. i

题目简介

The zookeeper is worried because the number of visitorssmaller and smaller.[ ]A. becomeB .becameC. i

题目详情

The zookeeper is worried because the number of visitors      smaller and smaller.   
[     ]
A. become    
B .became  
C. is becoming  
D. have become
题型:单选题难度:中档来源:同步题

答案

C

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