Language points

1. I've got a lot on my mind.
我有很多心事。
2. I'm totally messed up.
我彻底凌乱了。
3. My mind went blank when I heard the question.
听到这个问题，我大脑一片空白。
4. I'm all at sixes and sevens.
我心里七上八下的。
5. You're getting on my nerves.
你把我弄得心烦意乱的。
6. I'm at my wit's end.
我真不知道该怎么做了。
7. My mind is totally a mess.
我心里乱糟糟的。
8. I have butterflies in my stomach now!
我心里乱乱的，很不安。