作文如下:
好处:
We can exercise by riding bikes.
我们可以骑自行车锻炼身体。
It is good for our health.
这对我们的健康有好处。
It is a green transportation.
这是一种绿色交通。
It's helpful to protect our environment.
这有助于保护我们的环境。
We can also avoid the traffic jam.
我们还可以避免交通堵塞。
坏处:
We can't reach somewhere that is very far.
我们到不了很远的地方。
It is affected by bad weathers.
它受到恶劣天气的影响。
It is not as convenient as riding a car.
它不如坐汽车方便。