Question

My mother doesn't let me DO / TO DO it.
Don't you dare COME / TO COME back late.
She gave me some money BUY / TO BUY tickets.
I am surprised KNOW / TO KNOW about it.

Answer 1

1. My mother doesn't let me do it.
2. Don't you dare come back late?
3. She gave me some money to buy tickets.
4. I am surprised to know about it.