be sure to do
用Be sure to、Be sure to do 、Be sure of、Be sure that 造句
make sure to do 与be sure to do
辩析be sure to do sth be sure to do sth be sure that+从句
be sure of be sure to do 的区别·
辨析 be sure of 与be sure to do sth
make sure,be sure of ,be sure to do,for sure的区别
be sure to do的意思
英语语法问题 be sure to do用法
be sure to do sth be sure of sth be sure+that从句
make sure to do sth、be sure of sth、be sure that 、be certain
sure造句用surely造一句用be sure to do sth造两句用be sure (where what ho
sure的用法be sure of doing和 be sure to do有什么区别呀?