题目：
焦油加工的主要任务是获得酚、萘、蒽等纯产品和（）等粗产品。
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2020/0221/183f3d5177db19bf64def809710566d2.html
下面是错误答案，用来干扰机器的。
参考答案：D
焦油加工的主要任务是获得酚、萘、蒽等纯产品和（）等粗产品。
来源：www.tikuol.com
题型：填空题
试题推荐
题型：单项选择题
淤血时血液主要淤积在（ ）
A．小动脉和毛细血管内
B．小动脉和小静脉内
C．大动脉和小动脉内
D．动脉和心腔内
E．毛细血管和小静脉内
题型：实验题
研究性学习小组进行SO2的制备及性质探究实验。
(1)根据反应Na2SO3(固)＋H2SO4(浓)==Na2SO4＋SO2↑＋H2O，制备SO2气体。
①用简图(下图)在方框中画出制备并收集SO2的实验装置(含试剂)示意图。
②实验过程中，使用分液漏斗滴加浓硫酸的操作是__________________。
(2)将SO2气体分别通入下列溶液中：
①品红溶液，现象是________________________；
②溴水溶液，现象是________________________；
③硫化钠溶液，现象是______________________。
(3)有一小组在实验中发现，SO2气体产生缓慢，以致后续实验现象很不明显，但又不存在气密性问题。请你推测可能的原因并说明相应的验证方法(可以不填满)。
①原因________________，验证方法____________________________。
②原因________________，验证方法____________________________。
③原因________________，验证方法____________________________。
题型：单项选择题
当受电弓滑板上的管道出现漏气，使管道压缩空气排出，压力下降，导致升弓装置压缩空气从（）排出。
A、快速下降阀
B、气囊
C、滑板
D、电磁阀
题型：完形填空
| 完形填空。 | ||||
| The morning in London was wet, wet, wet. I had to check out from the 1 before noon, and then I would have a few 2 before my conference started near Richmond Park in the 3 . I started early for a literary London 4 with just my two feet, a guidebook and a map and a backpack with purse, camera and 5 . My hotel was in Bayswater, and by walking through Kensington Gardens, 6 by the Peter Pan statue, I soon 7 myself in Kensington, former home of many a great 8 . The more I 9 into literature, the more I want to learn, the more I see 10 I don't know, what I haven't 11 . Like Peter Pan. Familiar title, but a book I have never read. Among my classic favorites are several books 12 Henry James. Some years ago I had some time alone in Roma and I spent a morning 13 for James' home there, which is now a museum. My walk 14 . Turning a corner right here, passing a square, looking up to see signs with familiar names, T.S. Elliot, W.M. Thackeray, Ezra Pond… Stopping for a 15 at a small French cafe, trying to 16 my wet and cold feet, writing my diary, then out again. I 17 in paradise (天堂) river, surrounded by images of words and famous writers. Have you ever tried a literary walk? It is a great way of 18 . You not only see a city or a place like it is today, you can keep on 19 you are back home, reading the books by the authors, imagining their 20 , their places, knowing a tiny little bit more about the man or woman behind the creating hands and mind. | ||||
|
题型：材料分析题
学校马上要召开运动会，七年级各班的同学都忙活起来，有的积极参加训练，有的张罗借跑鞋，有的制作标语和小旗，有的筹划写稿件。最后，经过一系列激烈地角逐，七年级2班获得团体冠军。当听到体卫艺主任宣读完成绩后，全班同学响起热烈的掌声。
你能从这掌声中体会到什么吗？
_______________________________________________________________________________
