---did he have clean the blackboard?sorry i don't knowAwayBwhatCwhereDwhen为什么cd不对?老师说史因为have后面加了原型,那这个have怎么解释
问题描述：
---did he have clean the blackboard?sorry i don't know
AwayBwhatCwhereDwhen
为什么cd不对?老师说史因为have后面加了原型,那这个have怎么解释
答
---did he have clean the blackboard?sorry i don't know AwayBwhatCwhereDwhen为什么cd不对?老师说史因为have后面加了原型,那这个have怎么解释?答：我估计原题是： --____ did he have clean the blackb...