自行车曾经是中国城乡最主要的交通工具,中国一度被称为“自行车王国”。如今,随着城市交通拥堵和空气污染日益严重,骑自行车又开始流行起来。近来,中国企业家将移动互联网技术与传统自行车结合在一起,发明了一种称为共享单车(shared bikes)的商业模式。共享单车的出现使骑车出行更加方便,人们仅需一部手机就可以随时使用共享单车。为了鼓励人们骑车出行,很多城市修建了自行车道。现在,越来越多的中国人也喜欢通过骑车健身。

What do we learn from the last paragraph?

A

It is better to make plans before taking photos.

B

Mental photos can be as beautiful as snapshots.

C

Photographers can derive great joy from the click of the camera.

D

Even the very thought of taking a photo can have a positive effect.

答案

D

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