1、program called
2、对的
3、choose from from去掉
4、middle school student(s)复数
5、
6、showed (us) how to do our homework
7、(made) sure of our safety
8、i learned a lot from如果就此完了,后面没this program 则去掉from
其他就没改出了 @_@
1、program called
2、对的
3、choose from from去掉
4、middle school student(s)复数
5、
6、showed (us) how to do our homework
7、(made) sure of our safety
8、i learned a lot from如果就此完了,后面没this program 则去掉from
其他就没改出了 @_@