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Buses
公交

Many people like travelling by bus. In the past, all passengers had to buy tickets from a bus conductor. He or she collected money from the passengers and put it in a bag. Nowadays, on many buses passengers do not have to buy tickets from a bus conductor. They put their money in a fare box or use a public transportation card instead.

很多人出行喜欢乘坐公交。在过去，乘客需要从售票员处购票。他（她）从乘客手中收钱并且放入一个小包中。现今，很多公交不需要通过售票员购票，乘客将钱放入投币箱中或者使用公交卡。

In the past, there were only single-decker buses. Nowadays, some buses are double-decker buses. In the past, there were no air-conditioned buses. Nowadays, most of them are air-conditioned.

在过去，只有单层公车，而现在，很多都是双层的公交车。在过去，没有空调公交。而现在，大多数都安装了空调设备。

In the past, none of the bus drivers were women. All of them were men. Nowadays, some of the bus drivers are women, but most of them are still men.

在过去，没有女性公车司机，所有的都是男性，现在，有些司机是女性，但是大多数仍然是男性。

Notes:

1 fare box 投币箱

2 In the past, none of the bus drivers were women.在过去，没有女性公交车司机。
   句中的none表示否定意义，后面的动词不用否定形式。

3 in the past常与一般过去时连用；nowadays常与一般现在时连用。