Why don't you walk?
你为什么不步行呢？

A Let's meet tonight at the Thai restaurant. About 7.

A 让我们今晚泰国参观见。大概7点。

B Fine. I'll take a taxi.

B 好。我会打出租车去。

A Why don't you walk? It's only about 20 minutes walking and it's a nice

evening.

A 你为什么不步行呢？步行只要大约20分钟，何况今晚如此怡人。

B Never thought about it. I suppose you are right. It's quite a short walk.

B 从没想过步行。我想你是对的。步行也不远。

A And it's good exercise! You'll enjoy your dinner more.

A 而且步行是很好的锻炼！你晚饭会吃得更香。

B That's true. Maybe I'll do more walking in Beijing. Get less taxis a to keep fit.

B 那一定。也许我在北京将多走一走。少坐出租车，身体会很棒。

Notes 注释

1 Remember another way to make a suggestion: Why don't you . . . ? / Why don't you . . .? e.g. Why don't you walk? / Why don't you walk?; Why don't we meet at 8? / Why don't we meet at 8?

记住提出建议的另一种方法：Why don't you . . . ? / 你为什么不 . . .? 例如: Why don't you walk? / 你为什么不步行呢?; Why don't we meet at 8? /我们为什么不在8点见面呢?

2 To describe how long a journey might take, you can say: It's about 20 minutes walking. / It's about 20 minutes walking; It's about 10 minutes by taxi. / It's about 10 minutes by taxi; It's two hours by plane. / It's two hours by plane.

要描述旅程大约需要的时间，你可以说：It's about 20 minutes walking. / 步行大约需要20分钟； It's about 10 minutes by taxi / 坐出租车大约需要10分钟; It's two hours by plane. / 乘飞机需要2小时。

Key phrases and sentences
重要的短语和句子

Let's meet tonight at the Thai restaurant.  About 7.
咱们今晚在泰国餐馆见。大约7点。

Fine.  I'll take a taxi.
好。我会打出租车去。

Why don't you walk? 
你为什么不步行呢？

It's only about 20 minutes walking and it's a nice evening.
步行只要大约20分钟，何况今晚如此怡人。

Never thought about it. 
从没想过步行。

I suppose you are right. 
我想你是对的。

It's quite a short walk.
步行也不远。

And it's good exercise! 
而且步行是很好的锻炼！

You'll enjoy your dinner more.
你晚饭会吃得更香。

That's true.
那一定。

Maybe I'll do more walking in Beijing. 
也许我在北京将多走一走。

Get less taxis to keep fit.
少坐出租车，身体会很棒。