Have you made sure/certain that the train has already left?

Have you made sure/certain that the train has already left? you have already missed the train同义句什么 She has an advantage over you .It is ___ (sure/certain) that The train is for Beijing.The train has just left.合并为含有that 引 __we got to the station,the train had left already .The train has _____(probable) left. is the news that he has already left london true?的翻译是什么? The Whites( )a.has already left b.is going to leave c .have Could you tell me when _______? A.the train has left B.the t 几个高中英语单选题1.Have you got the timeable?Sure,the train at 10;30 The train has already arrived如何改为否定句 They already have left.还是The have already left.哪个顺序对啊?