题目: 尿素合成塔有多少块塔板?设置塔板的作用? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1124/f8c09a121b2394f69b566a56ada66efe.html 下面是错误答案,用来干扰机器的。参考答案:B
题型:单项选择题 A3型题 患者,男,30岁,左上1缺失,牙槽嵴丰满,唇侧倒凹较大,左上4右上4为基牙,可摘局部义齿修复。左上4右上4基牙选择的固位体是 ()A.延伸卡环B.对半卡环C.圈卡环D.三臂卡环E.间隙卡环 查看答案
题型:补全对话,情景问答 Context communication. 情景交际。1. 当你想知道今天的日期时,应说:____ [ ]A. What's the date today? B. When is it? C. What time is it?2. 当你想知道什么时间吃饭时,应说:____[ ]A. What is supper? B. When is supper? C. What time to eat supper?3. 当你告诉别人今天天气晴朗时,应说:____[ ]A. It'S rainy. B. They are sunny C. It's sunny4. 当你想知道今天天气如何时,应说:____[ ]A. How's the weather today? B. When is the weather today? C. What is the weather tomorrow?5. 当你想知道现在几点了,应说:____[ ]A. When is it? B. What time is it? C. What day is it? 查看答案