be sure of sth.与 be sure about 区别?

辨析 be sure of 与be sure to do sth be sure of sth.与 be sure about 区别? be sure that等于be sure of sth. be sure to do sth be sure of sth be sure+that从句 be sure+从句/be sure to do sth /be sure of sth/doing sth 有什么区别吗? make sure to do sth、be sure of sth、be sure that 、be certain of/about的区别 be sure to do sth和be sure of doing sth的区别 既然有be sure of sth,为什么宾语从句要用be sure that而不是be sure of that呢? be sure of 与 be sure about 的区别, be sure to 与 be sure of 的区别 be sure that与be sure of区别 Be sure of与Be sure to有什么区别 be sure to do sth. be sure of doing sth和make sure of doing sth有区别吗?请详解make sure和be sure的用法, 辩析be sure to do sth be sure to do sth be sure that+从句 be sure of 和 be sure to be sure of 造句 be sure of翻译