阅读理解。 A: Who’s that boy?B: That is my brother. He is Sam. Hello! Sam. This is Sue. She is my good friend. We’re in the same class. This is Sam. He is my brother.A: Good morning,Sam.B: Good morning,Sue. Nice to meet you. How do you do?A: How do you do? Oh,you look the same (看起来一模一样). Are you twins?B: Yes,you’re right. This way,please.A: OK.B: Let’s go. 1. Who’s that boy?A. Sam.B. Sue.C. "I".2. Who are good friends?A. Sue and I.B. Sam and I.C. Sam and Sue.3. Who are twins?A. Sue and Sam.B. Sam and I.C. Sue and I.4. _____ are in the same class.A. Sue and IB. Sue and SamC. Sam and I