Yikes

Explanation:
It's an informal way to express your shock, surprise or worry about something.
Example:

1. Yikes! It's only 3 weeks before the final exam, and I have never opened my book.
2. Oh, yikes! what have you done to your hair?
3. Yikes! We're stuck in a traffic jam and our flight leaves in an hour, do you think we will make it?

Diary:
Today is the third day when my mother and my brother came to Changzhou. So we got a plan that after my brother finished his homework and then we will go for a travel. I enjoyed the meal cooked by my mum and I'm grateful to it and I am lead a healthy and rich life.