1. How old is Liangliang?
2. Whose hair is long?
3. When is Liangliang's birthday?
4. What food does Xinxin like best?
5. What do Liangliang's father and mother do?

1. He is ten years old. 解析·由“My name is Liangliang. I’m ten years old.”可知，Liangliang 十岁。
2. Xinxin’s hair is long. 解析·由“This beautiful girl is my cousin Xinxin … Her hair is black and very long.”可知，Xinxin 的头发长。
3. It is on July 10th. 解析·由“My birthday is on July 10th.”可知，Liangliang 的生日在 7 月 10 日。
4. Pizzas. 解析·由“Pizzas are her favourite food.”可知，Xinxin 最喜欢的食物是披萨。
5. His father is a businessman and his mother is a lawyer. 解析·由“My father is a businessman and my mother is a lawyer.”可知，Liangliang 的父亲是商人，母亲是律师。