I just kick ass.

我太厉害了。

kick ass

了不起；很棒

It is a beautiful place and the restaurants just kick ass.

这是个很美的地方，而且餐馆很赞。

I believe I have a good eye for fashion.

我相信我对时尚有很好的眼光。

have a good eye for..

对...有好的眼光

I have a lot of confidence in choosing Jewelry.

我对挑选珠宝很有自信。

have a lot of confidence in...

对...很有自信

I do have a flair for writing.

我确实在写作方面有天赋。

have a flair for..

在...方面很有天赋

I have a good taste in shoes.

我在鞋子方面有很好的审美。

have a good taste in

在...方面有品位

A: How come you're still up? Didn't you get any sleep last night?

你怎么还醒着？你不会昨晚都没有睡觉吧？

B: I did have a hard time sleeping last night.

我昨晚确实很难睡着。

have a hard time doing表示“做某事很困难”，相当于have trouble doing.

A: As far as I know, insomnia is caused by stress. Are you stressed out?

据我所知，失眠是有压力大造成的，你压力很大吗？

be caused by...表示“是由...造成的”。

B: No, just a little. But I don't know why I was full of beans. Is it because I had three cups of coffee last night?

没有啊，只是一点点。不过不知道为什么我就是精神很好，难道是因为我昨晚喝了三杯咖啡？

full of beans/life表示充满精力

A: Maybe. You're going to take part in the English speech contest tomorrow. Do you have confidence?

或许是的。明天你就要参加英语演讲比赛了，你有信心吗？

take part in表示“参加（会议，比赛，活动等）”

B: Sure. I've been preparing for this contest for a long time.

当然了，我已经为这次的比赛准备了很长时间。

A: That's good. Remember to put your speech draft together with your number.

那就好，记得把你的演讲稿和你的号码牌放在一起。

B: Well, I've got everything ready.

我都已经准备好了。

A: You look very confident.

看你很有信心的样子。

B: Yes. In my opinion, as long as I am not nervous on stage, I will definitely win the championship.

是的。在我看来，只要我在台上不紧张，我就毫无疑问能拿到这场比赛的冠军。

A: I believe you can make it. But you'd better take a deep breath before the speech to ease your nervousness.

我相信你能做到的。不过，你最好在演讲前深吸一口气来缓解你的紧张感。

B: Rest assured. I learned it all through the computer yesterday.

放心吧，我昨天都已经通过网上了解到了。

rest assured口语用语，表示“放心”，相当于"set your heart at rest"

A: Wow, you're really well prepared.

哇，你真的准备很充分。

B: Absolutely. I must show my confidence to the judges so that I can impress them.

那必须的，我一定要以自信的面貌出现在评委面前，这样我就能让他们印象深刻了。

A: Right. But you must get enough sleep tonight or your efforts will be wasted.

你说的对，不过今晚你一定要得到充足的睡眠，否则你的努力都白费了。

B: Okay, I remember it.

好的，我记住了。