All passengers are ____ to show their tickets .

All passengers are ____ to show their tickets . 英语单项选择单项选择1.All passengers are ____ to show their tickets be 完成句子 All the passengers are __(要求)to show their tickets. all passengers —— to show thier tickets next time The passengers are made ___(show) their passports The audience are required ______(show) their tickets when th all passengers had to buy tickets（ from a bus conductor） 划线部 In the past,all passengers hadto buy tickets from a ( ) (1/2)All the passengers and their luggage had to be weighed passengers wishing to buy train tickets from january 1,2012 Are these their tickets?Yes,they are theirs.They belong to t 1.The pilot asked all the passengers on board to remain ____