题目: 下列为牙周疾病的局部促进因素,除外()A.牙石B.甜的食物C.异常大的咬合力D.不良修复体E.软垢 答案: 参考答案:B解析:试题难度:易;在备选答案中的A、C、D、E选项的内容都是牙周疾病病因中的局部刺激因素,而甜的食物是龋病的病因因素,并非牙周疾病的促进因素,因此选B。考的知识点是区分牙周疾病与龋病局部因素的不同。
题型:选择题 Ladies and gentlemen, please raise your glasses and drink a _______ to the success of the new company.A.privilegeB.potentialC.toastD.ambition 查看答案
题型:选择题 —It is said that the number of Chinese characters you can type on your mobile phone is the total number of Chinese characters. —I know. That is because the character input systems are made by foreign cell phone producers. A.much than 25 percentB.25 percent as less asC.25 percent less thanD.25 percent as much 查看答案
题型:写作题 根据下面的提示和要求作文。(60分)有一句话社会上很流行:与你无关。一位富家小姐随手扔了变质的香蕉,穷人家的孩子拣起吃了,结果坏了肚子。当晚,这个小孩的父亲值班警卫离开了岗位带儿看病,致使小姐父亲的工厂失火时无人在场,物资全部被烧毁。请以“与你无关吗”为话题,自拟标题,自定立意,写一篇不少于800字的议论文。 查看答案