答案：对 The cellphone and laptop should be put in the basket for check. 答案：对 Most passengers must go through the securit 点我阅读全文
C 14 What time would you like to take the plane? 15 D 16 When do you plan to go? 17 答案：ABCD 18 点我阅读全文
Return ticket 回程机票 6 6 答案：ACD 1 1 2 2 What information should we offer when we reserve an air ticket? 3 3 A 4 4 点我阅读全文