完形填空。 Mr. Green is a good teacher. He is 1 . There 2 fifty students in 3 class. Mr. Green and his students are 4 friends, too. Now some of the students 5 on the playground. Bill and Mike 6 . Tom and John are jumping. Mary and Lucy are 7 a kite. 8 girls are playing 9 . Mr. Green is playing 10 them. (     ) 1. A. empty (     ) 2. A. is (     ) 3. A. their (     ) 4. A. good (     ) 5. A. play (     ) 6. A. run (     ) 7. A. flying (     ) 8. A. Others (     ) 9. A. the football (     ) 10. A. and B. full B. are B. her B. fine B. is playing B. running B. doing B. Another B. a football B. with C. kind C. are some C. its C. nice C. are playing C. are running C. playing C. The others C. games C. for D. happy D. aren’t any D. his D. all right D. are play D. not run D. sitting D. Other D. the game D. to