问题
选择题
When I got there ,I saw some boys _____ on the playground.
A．playing
B．played
C．to play
D．was waiting
答案
答案：A
此题重点考察固定结构see sb doing sth 看到某人正在做某事
搜题请搜索小程序“爱下问搜题”
When I got there ,I saw some boys _____ on the playground.
A．playing
B．played
C．to play
D．was waiting
答案：A
此题重点考察固定结构see sb doing sth 看到某人正在做某事