If you start to walk fast you'll soon start to feel nervous.

如果你开始走快点，你很快就会感到紧张。

I arrived on a hot June morning too depressed to feel nervous.

我在6月的一个炎热的上午到那儿，因为心情非常沮丧竟不感到紧张了。

When you feel nervous, you can take a deep breath to calm yourself down.

当你感到紧张时，你可以深吸一口气让自己平静下来。

Whenever I think of..., feel nervous.

每当我想到…，我紧张。

Daming: I think so. But I feel nervous.

大明：我认为是这样的。但是我感觉很紧张。