Weshouldvisitprimaryschoolsandhelp(teach)youngstudents适当形式.AcleaningBtocleaningCcleanDcleaned
2021-07-26 64次 反馈错误 加入收藏 正确率 : 100%
题目内容：
We should visit primary schools and help(teach)young students适当形式.
A cleaning B to cleaning C clean D cleaned
优质解答
C
help to do sth / help do sth
本题链接：
