1. I have never been to Indiana, but I was in Pakistan last summer.
2.When I was a child, my parents never let me to watch TV after 8 p.m.
3.She is sixteen now, but I thought she was older.
4. They are trying to find a solution to this problem ever since I get (здесь я не уверен) to know them.
5.When the lake is frozen, it'll be safe for ice-skating.