47.A She has made up her mind to resign。

 
48.D Replace the shirt with one of
 
49.C They look at the world in a detached manner。
 
50.B Like it or not, you have to use them。
 
51.D The monopoly of British Railways。
 
52.D They lose a lot of money。
 
53.C Many coastal cities will be covered with water。
 
54.B How unstable the West Antarctic ice sheet is。
 
55.A The man is the manager of the apartment building。
 
56.B How the pictures will turn out。
 

6月16日下午16点新东方国内考试组四六级专家将在爱思名师讲堂为大家在线解析本次四级答案,点击下方图片直接进入频道收听!

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