[题目]The Wuxi-Taipei airline for about five years.A. is opened B. has opened C. has been opened D. has been open 题目和参考答案——青夏教育精英家教网——

题目内容

【题目】The Wuxi-Taipei airline for about five years.

A. is opened B. has opened C. has been opened D. has been open

【答案】D

【解析】句意：无锡至台北的航班已经开放了大约五年了。open打开，是瞬间性动词；be open开着的，是延续性动词。此处与时间段for about five years可知此处用延续性动词的完成时，故选D。

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