8岁患儿，胸骨左缘第3、4肋间听到响亮而粗糙的收缩期杂音，应考虑为（ ）。A．室 发布时间：2018-05-31 18:37 │ 来源：www.tikuol.com 题型：单项选择题 问题： 8岁患儿，胸骨左缘第3、4肋间听到响亮而粗糙的收缩期杂音，应考虑为（ ）。A．室间隔缺损B．主动脉瓣狭窄C．二尖瓣关闭不全D．动脉导管未闭E．肺动脉瓣狭窄
题型：单项选择题 根据短文内容完成下面的表格。每空一词。Sam is my pen friend. There are five people in his family. His father is a PE teacher. His mother is a nurse. He has a sister and a brother. His sister is twenty minutes younger than his brother. They are all middle school students now. They are in the same school. They go to school together every day. They are all good at PE. They are Americans, but they would like to come to China next year. I hope they will come soon.Sam’s ___小题1:____Family 小题2:Sam’s _小题3:____, brother, _小题4:___ and Sam.JobsSam’s father is a PE _小题5:__, his _小题6:__ is a nurse. His brother, sister and _小题7:___ are all _小题8:____ school students.Good at and hopeThey are all good at _小题9:_ and want to come to ___小题10: 查看答案
题型：单项选择题 从高为h处以水平速度v0抛出一个物体，要使物体落地速度与水平地面的夹角最大，则h 与v0的取值应为下列的（ ）A．h=30 m，v0=10 m/sB．h=30 m，v0=30 m/sC．h=50 m，v0=30 m/sD．h=50 m，v0=10 m/s 查看答案
题型：单项选择题 阅读下面的材料，完成后面题目。（６分）材料一：各种媒体上经常可见“绯闻”一词，①许多人甚至一些著名的广播电视节目主持人都把“绯”读为“fěi”，其实“绯”的正确读音是“fēi”材料二：②有人对某中学高二一个班的学生进行了调查，结果如下：全班共45人，其中39人认为“绯闻”的“绯”读“fěi”6人认为读“fēi”；前者还认为“绯”是多音字，在“绯闻”中读“fěi”，在“绯红”中则应读“fēi”。材料三：调查结果还显示，③学生对“绯闻”的认知来自平时收看电视、网络及广播的娱乐节目，而“绯红”一词则是通过正式的课堂学习获得的。材料四：在一些新闻报道中，“绯闻”一词常被误写成“诽闻”。如“④编造同事诽闻被判3000元。”（注：“诽”读“fěi”，意思是说别人的坏话。）小题1:从第二则材料中，你可以得出什么结论？（２分）小题2:综合上述材料，你认为“绯”字读错的原因有几条？（２分）小题3:你认为应采取哪些措施来纠正这种错误？（２分） 查看答案