阅读理解
Bob is an English boy. He is a good student. He is in a white coat. Amy is a girl. She is Bob's sister.
She is a very nice girl. She is in a green sweater.
Lucy and Lily are Americans. They are sisters. They like the same color. They are in red sweaters.
They are students, too.
Bob, Amy and the sisters are good friends. Bob and the sisters are in the same school, but Amy isn't
a student. She is only five years old. She is at home.
1. Bob is __________.
A. English
B. American
C. Chinese
D. Japanese
2. Amy is __________.
A. Lucy's sister
B. Lily's sister
C. Bob's sister
D. a student
3. What color is Amy's sweater?
A. It's red.
B. It's green.
C. It's white.
D. It's yellow.
4. Bob, Amy, Lucy and Lily are __________.
A. in the same school
B, good students
C. good friends
D. brothers and sisters
5. Which of the following is right?
A. Bob has two sisters.
B. Lucy and Lily like different colors.
C. Lucy is an English girl.
D. Bob. is Amy's brother.
的假设前提不包括（）。