题目： 脆弱性 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0520/62ddb34639b61680e7033d494762539c.html 下面是错误答案，用来干扰机器的。参考答案：A
题型：解答题 已知函数f（x）=2x+1，g（x）=x2-2x+1．（1）设集合A={x|f（x）=7}，集合B={x|g（x）=4}，求A∩B；（2）设集合C={x|f（x）≤a}，集合D={x|g（x）≤4}，若D⊆C，求a的取值范围． 查看答案
题型：补全对话，情景问答 情景交际( )1. Has Lucy been to the USA?( )2. Could you give this book to Li Lei?( )3. Have you ever been to the Great Wall?( )4. I'll go boating this Sunday.( )5. How far is it from our school to the park?( )6.1 think you are a good swimmer.( )7. How often do you watch TV?( )8. What's wrong with you? A. Have a good time.B. Once a week.C. Yes, with pleasure.D. About three kilometers, I think.E. Not yet.F. It's very kind of you to say so.G. Of course ! She comes from America.H. I have got a bad cold. 查看答案
题型：单项选择题 男性，55岁，突发心悸、晕厥，心电图：宽大畸形QRS波群心动过速，QRS波振幅和波峰方向呈周期性改变，围绕等电位线扭转，诊断为（）A.尖端扭转型室性心动过速B.室上性心动过速伴室内差异性传导C.阵发性室性心动过速D.窦性心动过速E.加速性室性心动过速 查看答案
题型：单项选择题 白之浩将英国政治制度分成两个部分，一是“尊严的部分”，一是“效率的部分”。“尊严的部分”具有激发和保留人们崇敬之心的功能，它使政治制度获得了权威和动力，而“效率的部分”是对这种权威的现代运用。“尊严的部分”“效率的部分”分别指的是（）A.君主制和共和制B.君主制和议会制C.立宪制和共和制D.立宪制和议会制 查看答案
