D)完形填空。
Mr Smith is a new 1 of a middle school. Every 2 ，he likes walking in the school. If the students work hard，he will be 3 . One morning，he heard much noise(吵闹声)from one of the classrooms. He walked into that classroom and saw one 4 boy standing in the front of the classroom. The boy was about 180 centimetres(厘米). He was 5 loudly to the other boys and girls. Mr Smith was not happy and took the boy to his 6 . He told the boy to wait until his 7 came. Then he came back to the classroom，telling the students how to be a good student. He talked for thirty minutes. After that，he asked，“Now，do you have 8 ?” One girl stood up. “Please，sir，” she asked，“can you let our teacher come back?”
()1. A. worker B. student C. headmaster
()2. A. morning B. afternoon C. evening
()3. A. angry B. happy C. sad
()4. A. little B. short C. tall
()5. A. listening B. shouting C. laughing
()6. A. police station B. dining room C. office
()7. A. friend B. headmaster C. parent
()8. A. anything else B. any questions C. any homework

1.C；2.A；3.B；4.C；5.B；6.C；7.C；8.B

1. 根据文中Mr Smith管理学生、处理班级事务的行为，可知他是学校校长，故选C。
2. 后文提到"One morning"，结合他在学校散步的语境，可知是每天早上，故选A。
3. 学生努力学习时，校长会感到开心，故选B。
4. 男孩身高180厘米，说明他个子很高，故选C。
5. 教室有吵闹声，男孩在对其他同学大声喊叫，故选B。
6. 校长会把违反纪律的学生带到自己的办公室，故选C。
7. 校长处理学生问题时，通常会让学生的家长来，故选C。
8. 校长讲完后询问学生是否有问题，后文女孩的提问也验证了这一点，故选B。