How are you feeling today Anna?
安娜，今天感觉怎么样？

Scared! I want to do really well.
害怕！我想做到最好。

If I mess up and Citrus Ventures doesn't place an order, I'll be so upset.
如果我搞砸了使Citrus Ventures不再订货的话，我会十分的苦恼。

You're well prepared, that's the main thing.
你准备得很好，这是关键。

Explain clearly how your presentation will be organised.
清楚的解释出你的演讲是如何组织的。

OK.Oh dear, I didn't think of the very beginning.
好的，天啊。我不记得怎么开头了。

Can you give me examples of what I should say?
我该怎么说，你能给我举出例子吗？

After you've introduced yourself, you could say: Today I'm going to...and explain.
在介绍完自己后，你可以说：今天我将要……然后解释。

Then say: I'll start by...And then I'm going to move on to discuss… And finally...
然后说：我首先会……然后我将要谈到……最后……

OK, like this: Today I'm going to...
好的，比如这样：今天我将要……

I'll start by...And then I'm going to move on to discuss… And finally...
我首先会……然后我将要谈到……最后……

Exactly.
没错。

Right, thanks, I'll try. Everything will be fine. I feel relaxed now.
好的，谢谢，我会试试的。一切都会顺利。我现在感觉很放松。