线路中断后,在中途站旅客退票时,应退还全部票价。(部竞赛题)
参考答案:错
The second runway of Hong Kong International Airport was officially ____ on May 26,1990.
A.put into effect
B.made use of
C.taken notice of
D.put into use
根据工程特殊专业技术需要,经水行政主管部门批准,招标人可以指定部分评标专家,但不得超过专家人数的( )。
A.1/2 B.1/3C.1/4 D.1/5