题目内容:
Which of the following choices can help you fly to Beijing at the lowest cost?( )
A.20 Aug 07-31 Dec 07 with Lufthans B.20 Aug 07-31 Aug 07 with China Easter
C.20 Aug 07-13 Nov 07 with Singapore Airlin
D.24 Mar 07-31 Mar 07 with Austrian Airlin
参考答案:
答案解析: