八年级英语现在完成时专项练习
2009-09-27 15:41:01佚名
现在完成时专项练习
一、 单项选择。
1、Both his parents look sad . Maybe they _________what's happened to him .(呼和浩特)
A. knew B. have known C. must know D.will know
现在完成时专项练习
一、 单项选择。
1、Both his parents look sad . Maybe they _________what's happened to him .(呼和浩特)
A. knew B. have known C. must know D.will know