完形填空。 I am __ 1 __ American. My name __ 2 __ Cindy. I'm a new student. I am twelve. Now I'm in Class Six, __ 3 __, No. 5 Middle School. My teacher is Miss Liu. I have a sister. __ 4 __ name is Mary. We are twins (双胞胎). We __ 5 __ the same. She is in a different school.I am __ 6 __ duty this morning. At school I help my teacher __ 7 __ her book, map, and pictures to her desk in the classroom. I tell my teacher that everyone is here. But I'm __ 8 __. Jim is not at school today. I don't __ 9 __where he is. I think he is __ 10 __ home. (     ) 1. A. a (     ) 2. A. am (     ) 3. A. Grade one (     ) 4. A. She (     ) 5. A. are (     ) 6. A. at (     ) 7. A. brings (     ) 8. A. right (     ) 9. A. like (     ) 10. A. in B. an B. are B. one grade B. Her's B. look B. in B. take B. good B. have B. goes C. the C. is C. grade One C. Her C. like C. on C. takes C. wrong C. know C. at D. / D. be D. Grade One D. She's D. look like D. of D. bring D. OK D. think D. for