AliyaV 3. My little sister is eight-year-old.
 Mr Jackson was a sixty-year-old proud-looking gentleman
 Our teacher is a forty-six-year-old tall and good-looking woman.
 Among the tourists were two ten-year-old children.
It's not easy to explain such difficult things to a five-year-old child.
Ours was an old thirteen-year-old dog.
When we met, Samuel was a young twenty-one-year-old man.
4. 1a
2a
3a
4d
5 d
6 b 
7 c
8 b 
9 c