题目: 男,18岁,踢足球时不慎摔倒后半小时就诊,查见上唇软组织挫裂伤,摇动任何一个牙,其余牙都随之摇动,该患者应该诊断为()A.冠折B.根折C.牙脱位D.牙周膜振荡E.牙槽突骨折 答案: 参考答案:E
题型:选择题 Remember to do this in time of H1N1 --- constantly the windows to let fresh air enter and move around inside, and avoiding the access to the crowds, a necessity everyday. A.openB.we openC.opening;D.to open 查看答案
题型:单项选择题 有关干燥的叙述,错误的是A.干燥过程是水分连续进行内部扩散和表面气化的过程B.干燥速率取决于内部扩散和表面气化速率C.干燥过程可明显地分为恒速、降速和加速三个阶段D.干燥介质的温度、湿度及流动情况等均可影响恒速阶段的干燥E.干燥可去除被干燥物料中的自由水分而不能去除平衡水分 查看答案
题型:写作题 三、开放作文(15分)请根据下面提示,写一篇短文。词数不少于50。 In your English class,you are asked to describe the following picture and explain to your classmates how you understand it. 查看答案