题目: 有关外耳生理功能描述正确的是()。A.收集声波、声源定向B.外耳道有一定的增压作用C.在外耳道共振频率增压作用达到10~12dBD.引流作用E.对中、内耳具有保护作用 答案: 参考答案:A, B, C, E
题型:完形填空 完形填空。 "Can I see my baby?" the happy new mother asked. When the 1 was put into her arms, she felt sad. The baby had been born without 2 . But the baby's hearing was 3 . When the boy ran home from school one day and 4 in her arms, she knew that her son's life would be 5 . The boy's father asked the doctor 6 something could be done." I believe I could put a pair of ears on him if they could be 7 ," the doctor said. Two years went by. "You are going to the 8 son," said the father one day. 9 would give you the ears." The operation was very 10 , and the boy's life became beautiful. The boy asked his father. "Who 11 so much for me? I could never do enough for him." "It's a secret," said his father quietly. The years kept their secret, but the day did come. It was one of the 12 days for the son. He stood with his father over his mother's casket (棺材). 13 , the father raised the mother's long thick hair to 14 that the mother had no ears! "Mother said she was happy that she never had her hair 15 ," he said. "And nobody had ever thought Mother less beautiful, had they?" ( )1. A. mother ( )2. A. hands ( )3. A. good ( )4. A. sang ( )5. A. hard ( )6. A. what ( )7. A. repaired ( )8. A. school ( )9. A. Everybody ( )10. A. big ( )11. A. gave up ( )12. A. best ( )13. A. Luckily ( )14. A. find ( )15. A. cut B. baby B. feet B. poor B. laughed B. easy B. if B. found B. shop B. Nobody B. small B. picked up B. warmest B. Quickly B. show B. washed C. doctor C. ears C. weak C. talked C. happy C. that C. caught C. hospital C. Anyone C. successful C. wrote down C. safest C. Slowly C. prove C. touched D. father D. nose D. lost D. cried D. busy D. which D. drawn D. zoo D. Someone D. unsuccessful D. got down D. darkest D. Politely D. learn D. kept 查看答案
题型:单项选择题 A1/A2型题 医师应依法履行医疗质量安全事件、()、药品不良反应、食源性疾病和涉嫌伤害事件或非正常死亡等法定报告职责。A.传染病疫情B.食品安全C.药品不良反应D.医疗器械不良反应 查看答案
题型:选择题 The conference has been held to discuss the effects of tourism _____ the wildlife in the area. [ ]A. in B. on C. at D. with 查看答案