题目内容

What kind of working principle does the Sustainable World Travel take pride in?[音频]

A. Providing best service
Boast many tourism resources
C. Keep tourists’ carbon foot prints as low as possible
D. Competitive advantage in price

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Air travel can be avoided in trips.[音频]

A. 对
B. 错

Which approaches are considered as environmentally friendly way to travel locally?[音频]

A. Kayaking
B. Hiking
Cycling
D. Walking

When we plan tours, we make sure that the _1_ _2_ _3_ _4_ the _5_ _6_ _7_[音频].

By sticking to _1_ _2_ _3_, we make sure that we _4_the _5_ _6_of our world for the _7_of the _8_.[音频]