造句,be sure和be not sure if/whether各二句.

造句,be sure和be not sure if/whether各二句. be sure of 造句 用Be sure to、Be sure to do 、Be sure of、Be sure that 造句 be sure of 和 be sure to be sure that +从句英语造句 be sure 造句:天肯定会下雨 用be sure 造句：一定要锁好门! be sure和 make sure的区别 be sure 和make sure的区别 be sure和know for sure 区别 请问I could not be more sure. be sure to 和be sure of 区别和用法 be sure be sure about 和be sure of的区别 be sure 和be sure of 的区别 It may not be sure 与 It may be not sure一样吗?有什么区别? 英语翻译Be sure not to 为什么不能换成 Be sure that you don't make sure of be sure about be sure of 的区别和意思