Question

为什么骑自行车对我们的身体有益？

Answer 1

好处：

1. We can exercise by riding bikes.

2. It is good for our health.

3. It is a green transportation. 

4. It's helpful to protect our environment.

5. We can also avoid the traffic jam.【traffic jam堵车】

坏处：

1. We can't reach somewhere that is very far.

2. It is affected by bad weathers.

3. It is not as convenient as riding a car.