骑

I like to go bike riding in the fall.

我非常喜欢在秋天的季节去骑自行车。

What's more, riding a bike can keep us healthy .

更重要的是，骑自行车能使我们保持健康。

The bike I am riding is not mine,but my brother's.

我现在骑的自行车不是我的，是我哥哥的。

Do you know the boy riding the bike?

你认识那个骑自行车的男孩吗？

I am riding a bike in the park.

我正在公园里骑自行车。

Another question you need to ask yourself is where you'll be riding the bike.

另一个问题是你必须问问自己，你会骑自行车。

If you will not wear a helmet, then you do not need to be riding a bike.

如果你不会戴安全帽，那麼你不需要骑自行车。

Therefore, although it has some disadvantages, I like riding a bike best.

因此，虽然有一些缺点，我喜欢骑自行车最好。

A: I prefer riding my bike to school.

我更喜欢骑自行车去上学。

I saw a boy riding a bike.

我看见一个男孩正在骑自行车。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。