◎ 题干
Mr Gao went to Shanghai for the air exhibition last week.   
Is that         he had two days off?    
[     ]
A. what      
B. when    
C. why    
D. where
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“—Mr Gao went to Shanghai for the air exhibition last week.—Is that he had two days off? [ ]A. what B. whenC. why D. where…”主要考查了你对  【表语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。