请教英语问题很急哦Make sure you have got the passports and tickets and（everything0 before you leave 为啥不填anything?求详解

请教英语问题很急哦Make sure you have got the passports and tickets and（everything0 before you leave 为啥不填anything?求详解 问个英语的问题哈~为什么以make sure开头的句子make不用动名词的doing形式呢? Be sure 和 make sure Be sure 和 make sure 怎样区别问题补充：请据举例说明 make sure sure.make sure用法 求三个英语造句…“make friends ”,“make sure ”,“make up one's mind ” make sure 后面接什么介词?英语 语法 make sure of与make sure make sure,make for,make up,make 初三英语第九题,make sure和 making sure选哪个? you should check your answers to make sure not to make mistakes.to make sure not to make mistakes.怎么个用法?什么成分,看不懂了.特别是那个 not to make mistakes?请教高人 make sure的用法 make certain/sure be sure和 make sure的区别 be sure 和make sure的区别 这是一个动词时态语态的问题.be sure/make sure/take care +宾从 时 宾从中是不是要用一般现在时,再补充一句。sure/make sure/take care用一般现在时 还是后面的宾从用一般现在时。 system need to be restarted again.make sure all driver is installed. 什么问题 怎么解决 为什么某个英语句子开头用make sure.而不用making sure.不是动名词作主语吗?