专题19 几何探究型问题第01期原卷版

1、2019年中考真题英语分项汇编专题17 任务型阅读考点3 完成句子或表格Passage 1（2019 天津市）42（5分）阅读下面短文，根据短文内容完成句子。Friends are an important part of our lives We spend time with them， have fun togetherand share our opinions，feelings and even secretsLife would be boring without friendsFriends influence who we arehelp us learn，support（支持）us in good and bad timesand care for us even when we are not happyOftenwe have many happy moments with our friendsWe need someone to share 。

2、2019年中考真题英语分项汇编专题20补全对话 考点2填空型Passage 1（2019 哈尔滨市）填入一个适当的词补全对话，每空一词。A:Hi,Steve.Imalittlebitnervous.B:_56_thematter,Bill?A:IllhaveanEnglishtestnextweekB:Dontworry.WhatcanIdoforyou?A:Couldyoulendyournotebook_57_me?B:Ofcourse.How_58_do。

3、2019年中考真题英语分项汇编专题17 任务型阅读考点5判断正误Passage 1（2019 山东省枣庄市）读下面关于感恩节的文章，然后判断文章后面的问题，正确的答案写T，错误的答案写FIn most countries， people usually eat traditional food on special holidays A special day in the United States is Thanksgiving It is always on the fourth Thursday in November， and is a time to give thanks for food in the autumn At this time， people also remember the first travelers from England who came to live in America about 400 ye。

4、2019年中考真题英语分项汇编专题17 任务型阅读考点6配对阅读Passage 1（2019 广东省）配对阅读。左栏是五位学生打算成立俱乐部时所遇到的问题,右栏是相应的建议,请为左栏的每位学生选择一个合适的建议,并将题卡上对应题目所选的选项涂黑。66. Jack plans to create a cooking club at school. He wants to know how much it will cost.67. Sam cares about the environment very much. But he doesnt know how to start an Environmental club in school. 68. Creating a swimming club is Mikes dream. However, he isnt sure whether hi。

5、2019年中考真题英语分项汇编专题17 任务型阅读考点1还原句子Passage 1（2019 福建）Seeing blood in a horror movie might make you cover your eyes, but real blood isnt scary at all. 66 Thats why blood donors are considered lifesavers.Blood donors are those giving blood - usually about 200ml at a time - to blood banks or blood donation ( 捐 赠 ) centers. 67 For example, someone may have lost blood in accidents, or have a serious illness that requires his blood to be replaced. Hospitals and blood banks s。

6、2019年中考真题英语分项汇编专题19 短文填空考点4杂糅型填空Passage 1（2019 福建省）Before paper was invented, people wrote or drew on materials such as bamboo, 81 slk, animal hide, and wooden blocks. Writing materials were 82 (real) expensive and few people learned to read. Therefore, few people wrote. This all changed, thanks 83 an man named Cai Lun.Paper had already existed (存在) in China , but the process for 84 (produce) it was difficult and the paper was of low quality. Cai Lun began e。

7、2019年中考真题英语分项汇编专题20补全对话 考点1 选择型Passage 1（2019 天津市）根据对话内容，从方框内选择恰当的句子将对话补充完整。（选项中有两项是多余的）A Are they yours?B Where are you going?C Have you lost anything?D Tony is looking for his gloves.E Look! Heres my name Tony!F When do people often lose things?G Theyre green.A：TonyYoure in a hurry（1） B： HelloMs. LiIm going to the Lost and Found OfficeA：（2） B：Yes Ive lost my glovesA：What colour are they？B：（3） 。

8、2019年中考真题英语分项汇编专题17 任务型阅读考点4 综合任务Passage 1（2019 哈尔滨）Dinosaurs(恐龙) once lived on the earth for a long time. They suddenly disappeared millions of years ago. What happened to them? Thats still a mystery. People never stop searching for the answer.Some US scientists say it is because there were not enough male(雄性的) dinosaurs. They got this idea after researching crocodiles(鳄鱼).Mother crocodiles lay eggs and later baby crocodiles come out. The local temperature de。

9、专题19 几何探究型问题1（2019北京）在ABC中，D，E分别是ABC两边的中点，如果上的所有点都在ABC的内部或边上，则称为ABC的中内弧例如，图1中是ABC的一条中内弧（1）如图2，在RtABC中，AB=AC，D，E分别是AB，AC的中点，画出ABC的最长的中内弧，并直接写出此时的长；（2）在平面直角坐标系中，已知点A（0，2），B（0，0），C（4t，0）（t0），在ABC中，D，E分别是AB，AC的中点若t，求ABC的中内弧所在圆的圆心P的纵坐标的取值范围；若在ABC中存在一条中内弧，使得所在圆的圆心P在ABC的内部或边上，直接写出t的取值范围【解析】（1）如图2，以。

10、专题19 几何探究型问题1（2019北京）在ABC中，D，E分别是ABC两边的中点，如果上的所有点都在ABC的内部或边上，则称为ABC的中内弧例如，图1中是ABC的一条中内弧（1）如图2，在RtABC中，AB=AC，D，E分别是AB，AC的中点，画出ABC的最长的中内弧，并直接写出此时的长；（2）在平面直角坐标系中，已知点A（0，2），B（0，0），C（4t，0）（t0），在ABC中，D，E分别是AB，AC的中点若t，求ABC的中内弧所在圆的圆心P的纵坐标的取值范围；若在ABC中存在一条中内弧，使得所在圆的圆心P在ABC的内部或边上，直接写出t的取值范围2（2019天津）在平面直。