Complete the following sentences with a, the or no article .

1 He was seven years old.
2 He was a seven year - old boy.
3 Why don't you have ice cream? Are you on a diet?
4 Who will help you if you get into trouble?
5 Did the first game end in draw?
6 Did he fly to the USA the following week?
7 This is the only book I want to buy.
8 He was the only boy who could swim well.
9 Nick 's brother is a basketball player.
10 We don't study Italian at school.