2. 专升本
  3. Many cities in the southern part of the United States have difficulty ______ traffic flowing when it snows.

Many cities in the southern part of the United States have difficulty ______ traffic flowing when it snows.

admin2017-03-01  60
问题 Many cities in the southern part of the United States have difficulty ______ traffic flowing when it snows.
选项 A、kept
B、keeping
C、to keep
D、in being kept
答案B
解析 句意：美国南部的许多城市在下雪天都很难保持交通顺畅。词语搭配题。have difficulty in doing sth．为固定表达，意为“做某事是困难的”，in可以省略，所以A、C项都不正确。另外，这里是说下雪天很难保持交通顺畅，是主动而不是被动，所以选B。
转载请注明原文地址:https://kaotiyun.com/show/pZHC777K
本试题收录于： 英语题库普高专升本分类
0

英语

普高专升本

相关试题推荐
随机试题
最新回复(0)