用动词的适当形式填空1.My classmate----(know)the man on the bike

问题描述:

用动词的适当形式填空1.My classmate____(know)the man on the bike
2.He____(not know)the teacher's name.
1个回答 分类:英语 2014-09-30

问题解答:

我来补答
knows,三单加s
doesn't know,do后加动词原形
 
 
展开全文阅读
剩余:2000
上一页:pass..
下一页:复合函数求值域