完形填空，选择正确的答案。 Betty is my new friend. She 1___________ in America. 2___________ father is a doctor. He 3___________ to work by bus. Her mother is a teacher. She works in a 4___________. She goes to work 5___________ subway. Betty likes 6___________ and kites. She usually flies kites at the park 7___________ Sunday. (     ) 1. A. living (     ) 2. A. She (     ) 3. A. goes (     ) 4. A. farm (     ) 5. A. on (     ) 6. A. sing (     ) 7. A. on B. lives B. He B. going B. hospital B. by B. sings B. at C. live C. Her C. go C. school C. in C. singing C. in