I just kick ass.
It is a beautiful place and the restaurants just kick ass.
I believe I have a good eye for fashion.
have a good eye for..
I have a lot of confidence in choosing Jewelry.
have a lot of confidence in...
I do have a flair for writing.
have a flair for..
I have a good taste in shoes.
have a good taste in
A: How come you're still up? Didn't you get any sleep last night?
B: I did have a hard time sleeping last night.
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?
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?
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?
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.
A: That's good. Remember to put your speech draft together with your number.
B: Well, I've got everything ready.
A: You look very confident.
B: Yes. In my opinion, as long as I am not nervous on stage, I will definitely win the championship.
A: I believe you can make it. But you'd better take a deep breath before the speech to ease your nervousness.
B: Rest assured. I learned it all through the computer yesterday.
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.
B: Absolutely. I must show my confidence to the judges so that I can impress them.
A: Right. But you must get enough sleep tonight or your efforts will be wasted.
B: Okay, I remember it.