Write the sentences so that it has a similar meaning to the original one

Ex1. Write the sentences so that it has a similar meaning to the original one.
1. It is common knowledge that he has been in prison several times.
-> He is known ______________________________________________________
2. Our grandma used to tell us folktales when we were young
-> We ______________________________________________________
3. The teacher asked, " How many members are there in your family, Lan?"
-> The teacher asked Lan _________________________________________________
4. Have you got a cheaper school bag than this?
-> Is this ______________________________________________________
5. The book is so interesting that we have read it many times.
-> It is such ______________________________________________________