第8题: [单项选择]数字化监控系统的核心技术是()。 A. 门禁管理子系统 B. 视频监控子系统 C. RFID人员定位系统 D. 信息输入系统 参考答案:C
第9题: [单项选择]患者,女,10岁,下颌后缩,上颌正常,为导下颌向前,可以采用的矫治器为() A. 平面导板 B. 斜面导板 C. 口外弓+头帽 D. 唇挡 E. 腭杠 参考答案:B 答案解析:斜面导板可使下前牙咬在斜导板前斜面时后牙离开,颌间距离加高,颌面肌肉张力增加,肌肉张力增加,肌肉为了恢复原有的张力而发生收缩,此收缩力通过斜面的作用,可引导下牙弓向前移动,以纠正下颌后缩畸形。
第18题: [多项选择]请你以某大学教授陈明的名义写一封介绍信,向你的外国朋友Smith先生介绍你的学生高伟。该生在你校学习,即将毕业。毕业后他拟到Smith先生所在的学校继续深造,攻读硕士学位。高伟聪明刻苦,且乐于助人,肯定会成为好学生。如能给予帮助将不胜感激。 Words for reference: 硕士学位 M. A. degree 乐于助人be always ready to help 参考答案:Dear Mr. Smith, I would like to have the honor of introducing my student, Gao Wei to you. Mr. Gao is studying in our university and he is graduating soon. I understand that Mr. Gao has planned to go to study at your university for his M.A. degree. Mr. Gao is very clever and is always ready to help others. From that I know of him. I am sure that he will become one of the top students in your university if he can be accepted. I’ll appreciate it very much if you can give him any help. Yours faithfully, Chen Ming 答案解析:[难点分析] 应用文写作要非常注意写作发生的场景,格式必须正确,本文是一封介绍信,要注意写信的格式。题目中的要点不能够有所遗漏,要全部包含进去,用简明的英语句子把提纲要求的内容表达清楚。在