2. 外语
  3. During the rush hours, a policeman directs traffic at the intersection, and______there have been no accidents.

During the rush hours, a policeman directs traffic at the intersection, and______there have been no accidents.

admin2012-08-05  81
问题 During the rush hours, a policeman directs traffic at the intersection, and______there have been no accidents.
选项 A、as of now
B、to the present
C、up until currently
D、so far
答案D
解析
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专业英语四级

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