make sure to do和be sure to do有什么区别?
问题描述:
make sure to do和be sure to do有什么区别?
答
make sure 一般用在句首,前面美有主语,表确定,证实;而be sure 前有主语,一般为sb.be sure to do sth./of sth./that
make sure to do和be sure to do有什么区别?
make sure 一般用在句首,前面美有主语,表确定,证实;而be sure 前有主语,一般为sb.be sure to do sth./of sth./that