阅读以下对话，选择正确答案。Mike: Who's that girl?
Sarah: She's my sister. She works in a school.
Mike: What does she do?
Sarah: She is a teacher. She teaches Chinese.
Mike: How does she go to work?
Sarah: She goes to work by bike.1. That girl is Sarah's____________.[ ]A. aunt
B. mother
C. sister2. She is a ____________.[ ]A. teacher
B. singer
C. writer3. She teaches ____________.[ ]A. English
B. maths
C. Chinese4. She works in a ____________.[ ]A. company
B. school
C. post office5. She goes to work ____________.[ ]A. on foot
B. by bus
C. by bike1. C 2. A 3. C 4. B 5. C