My name is Bill. I'm an American boy. I'm twelve. I'm a student of a middle school. I'm in      . Li Lei is my friend. We're in the       class. He is eleven  Here is a picture of his family!       look at it. His father, the one behind the tree, is a policeman His mother, the one in the red hat, is a Chinese teacher. He has two sisters. They are twins. Their names      Fang Fang and Fang Ling. They have a cat.      name is Mimi. Look!  It's     the floor under the table. The twins are middle school students, too. They are in different      . We are good friends. They often look after me at school. After       ,we often chat     each other. The twins       like doing sports, and they are good at playing volleyball. I want them to be happy forvever（永远）

A．class one, grade four B．Class One, Grade Four C．Class one, Grade four D．class One, grade Four

A．same B．different C．one D．some

A．Let us B．It's C．Let D．It

A．be B．is C．are D．am

A．on B．in C．to D．behind

A．team B．grade C．classes D．school

A．class B．classes C．sleep D．morning

A．/ B．with C．to . D．about

A．both B．all C．are both D．are all