问题
单项选择题 案例分析题
女，15岁，凸面型，鼻唇角小，面下1／3长，磨牙中性关系，尖牙远中关系，前牙Ⅲ度深覆
，覆盖6mm，上颌前牙段拥挤4mm，下颌前牙段拥挤6mm，ANB5．5度
ANB大于正常的可能原因不包括（）
A.上颌发育过度
B.下颌发育不足
C.下颌后下旋转
D.下颌后缩
E.上牙弓前移
答案
参考答案：E
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女，15岁，凸面型，鼻唇角小，面下1／3长，磨牙中性关系，尖牙远中关系，前牙Ⅲ度深覆，覆盖6mm，上颌前牙段拥挤4mm，下颌前牙段拥挤6mm，ANB5．5度
ANB大于正常的可能原因不包括（）
A.上颌发育过度
B.下颌发育不足
C.下颌后下旋转
D.下颌后缩
E.上牙弓前移
参考答案：E
| 完形填空。 |
| There was a pleasant feeling of anticipation (期盼) in the air on my first working-as a teacher day. But it was not to last. It was a Saturday, and I was on the way to my aunt's. Sitting in the bus, I 1 what I would do to deal with my little sister and her friend, who were both in 2 third year of primary school. My 3 and that girl's mum expected me to help their children with spoken English, and had agreed to 4 me. I started my two girl "class". Their school books were on the desk, but I didn't use them, 5 my own teaching plan. At the beginning, the girls were calm and studied 6 . But an hour later, after a 15 minute break, they quit concentrating on study. Instead, they ran about the 7 giggling (咯咯笑) madly, paying 8 attention to me. The room got messier-books and toys covered the floor. I was just about to 9 this when suddenly the door opened. Their parents looked stunned (受惊吓的). My aunt asked, "You have finished the task?" My face 10 , I lied and nodded slightly. Before the girl's mum could hand me the money, I 11 out of the house. I knew I couldn't accept it. Being a teacher with a messy ending is surely 12 … |
| ( )1. A. expected ( )2. A. my ( )3. A. teacher ( )4. A. pay ( )5. A. making ( )6. A. quietly ( )7. A. yard ( )8. A. no ( )9. A. keep ( )10. A. shaped ( )11. A. rushed ( )12. A. unusual | B. planned B. her B. friend B. call B. following B. happily B. floor B. a lot B. stop B. frozen B. went B. unforgettable | C. thought C. our C. aunt C. visit C. noticing C. carefully C. table C. a little C. warn C. burning C. walked C. unlucky | D. guessed D. their D. mum D. invite D. correcting D. hardly D. room D. more D. solve D. hiding D. rode D. uninteresting |