—Who is singing in the next room?—______ must be Mary.[ ]A. SheB. ThisC. ItD. He-九年级英语

题目简介

—Who is singing in the next room?—______ must be Mary.[ ]A. SheB. ThisC. ItD. He-九年级英语

题目详情

—Who is singing in the next room?        
—______ must be Mary.      
[     ]
A. She    
B. This    
C. It    
D. He
题型:单选题难度:中档来源:同步题

答案

C

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