ex.6
1. Romans didn't have television.
2. Romans didn't have guns.
3. Romans didn't have computers.
4. Romans had ships.
5. romans had castles.
6. Romans had applied art.
ex.7
1. I have got many CD discs now.
I had a lot of toys when I was a child.
I'll have a house when I am grown up.
2. I have got many pencils now.
I had a lot of books when I was a child.
I'll have a dog when I am grown up.
3. I have got many friends now.
I had a lot of clothes when I was a child.
I'll have a lot of pictures when I am grown up.
ex.8
1. is
2. is
3. are
4. are
5. are
6. is
7. are
8. am
9. was
10. am
11. will be