完形填空
My  name        Jack Green. Jack is my    name,        Green is my last name. I’m  twelve . I’m   English boy. I   a sister    name is Mary. She is seven . She is a     . She    watching TV. My father and my mother are     , and  like their work. .
A. am               B. is                    C. are
A. family            B. last                   C. first
A. and              B. but                    C. or
A. a                B. an                     C. the
A. have             B. has                     C. am
A. His              B. Her                     C. She
A. teacher(教师)      B. student（学生）          C. boy
A. like              B. likes                    C. is like
A. teacher           B. a teacher                 C. teachers
A. They            B. Them                   C. Their