—What's this?— __________ English book.[ ]A. It's aB. It's anC. This's a-七年级英语

题目简介

—What's this?— __________ English book.[ ]A. It's aB. It's anC. This's a-七年级英语

题目详情

— What's this?    
— __________ English book.  
[     ]
A. It's a          
B. It's an        
C. This's a
题型:单选题难度:中档来源:同步题

答案

B

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