标签：英语四级试题下载,大学英语四级试题,英语四级真题下载,, 2017英语四级考试试题完型填空练习题库(18),
As the plane circled over the airport, everyone sensed that something was wrong.The plane was moving unsteadily through the air, and -1- the passengers had fastened their seat belts, they were suddenly -2- forward. At that moment, the air hostess -3-. She looked very pale, but was quite -4-. Speaking quickly but almost in a whisper, she -5- ever， 大小：444 KB