根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。

     Bill is my friend. He has a happy 1. His father works 2 a hospital (医院) in Beijing. He usually 3 two eggs and a glass of milk 4 breakfast and then goes to work by car. His mother is an English 5 in our school. For breakfast, she usually eats some 6. Her English class is very 7, so we all love her. Bill is also my classmate. He eats a hamburger and two bananas for breakfast. He likes ice-cream very much. 8 his mother doesn't want him to eat it. She says it is not 9. And he can be very 10 if(如果 ) he eats a lot(很多).