飞机离港前2小时内退票,乘客应支付原票款( )的退票费。
A. 10%
B. 20%
C. 30%
D. 0%
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根据《中国民用航空旅客、行李国内运输规则》,托运行李被损坏或丢失,赔偿金额低于()元人命币/千克。
A. 100
B. 150
C. 200
D. 250
Which doesn't belong to the same group?
A. try one's best
B. go to great lengths
C. spare no effort
D. spare every effort
Which is different from the meaning of phrase "refrain...from"?
A. prevent
B. not do,stop
C. keep...from
D. tend...to
“有朋自远方来不亦乐乎”,“能认识大家是我的荣幸”,“很高兴与大家有缘在这里相识”等语音,体现导游讲解中的()
A. 言之有情
B. 言之有理
C. 言之有据
D. 言之有喻