① Bobby has a new bike. He likes riding it in the park.

博比有一辆新自行车。他喜欢在公园里骑它。

This bike is cool！I can fly now!

这辆自行车很酷！我现在可以飞！

②Bobby wants to show his bike to Sam.

博比想给萨姆看他的自行车。

Dad, can I go to school by bike?

爸爸，我可以骑自行车去上学吗？

No, you can't.

不，你不可以。

Why?

为什么？

Because you're too young.

因为你太小了。

③Bobby is not happy.

博比不开心。

How does Sam go to school?

萨姆怎么去上学？

He goes to school by bike.

他骑自行车去上学。

④Bobby's dad does not think so.

博比的爸爸不这么认为。

Really?

真的吗？

Yes, but he always sits in the basket.

是的，但是他总是坐在车筐里。