9 b
10 b
11 b
1 A hairdresser cuts hair.
2 A doctor helps sick people.
3 A teacher works in a school.
Does my brother work in a computer company?
Who works in a computer company?
Where does my brother work?
Does my brother or my sister work in a computer company?
My brother works in a computer company, doesn’t he?
1 b comes
2 c live
3 e have
4 h plays
5 j spends