catch 暗藏的问题

drone 无人驾驶的飞机

to buckle up 系好安全带

craft 飞行器

aviation 航空

airborne 在空中的

ride-hailing （提供）叫车（服务）的

a piece of the action （口语）分一杯羹

on-demand 按需的

to cost the earth （英式口语）漫天要价

leeway 富余的时间

flight path 飞行的路线，航线

biggie （口语）重要的事情

the sky's the limit “天空是极限”，没有做不到的事情

测验与练习 1. 阅读课文并回答问题。 

1. Why are batteries an issue? 

2. What does the author believe is the most significant challenge for drone taxis to be successful?    

3. Which word means ‘disadvantages’?   

4.Which word means ‘a new business designed to solve a specific problem’?    

5. True or false: Uber believe single drone passengers will pay the same as single car passengers. 

2. 请你在不参考课文的情况下完成下列练习。选择一个意思合适的单词填入句子的空格处 。

1. Buying a smartphone doesn’t have to ______. Just get an older model.

be a piece of the action       cost the earth        limit the sky       break the earth

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