When the teacher came in, all the students pretended their homework. A. to do B. doing C. to be doing D. done 【查看更多】

 

题目列表(包括答案和解析)

When the teacher came in, all the students pretended_____________their homework.
[    ]

A. to do  
B. doing
C. to be doing  
D. done

查看答案和解析>>


同步练习册答案