问题详情:
When I went into the hall, I saw a little girl _________ up and down.
A. to jump B. jumping C. jumped D. jumps
【回答】
B
知识点:动词和动词短语
题型:选择题
问题详情:
When I went into the hall, I saw a little girl _________ up and down.
A. to jump B. jumping C. jumped D. jumps
【回答】
B
知识点:动词和动词短语
题型:选择题