单选题：Questions19to22arebasedonthepassageyouhavejustheard.

题目内容：

Questions19to22arebasedonthepassageyouhavejustheard. A．Improvetheefficiency.
B．Employmorestaff.
C．Openanewterminal.
D．Prolongworkinghours.

参考答案：

答案解析：

听音频，{MP3:http://wximg.233.com/attached/media/20151202/201512

听音频，{MP3:http://wximg.233.com/attached/media/20151202/20151202095815_1727.mp3}回

分类：英语四级题型：单选题

分类：英语四级题型：单选题

Questions13to15arebasedontheconversationyouhavejustheard. A．Shehasmanyimportant

分类：英语四级题型：单选题

听音频，{MP3:http://wximg.233.com/attached/media/20151130/20151130094646_6621.mp3}回

分类：英语四级题型：单选题

听音频，回答题 Formanyyears,foodvendorsinAmericancitieshaveofferedsellingfoodfromtruck

分类：英语四级题型：单选题