目录hd2017高帮实战测评 hd2017实战怎么样 2017年实战篮球鞋 HD2017实战 小考致高点语文答案
请输入关键字或者条形码进行搜索
搜索
题目内容
如图钝角△ABC，请画出：
（1）AB边上的高CD；
（2）BC边上的中线AE；
（3）∠BAC的角平分线AF；
（4）写出图中相等的线段；
（5）写出图中面积相等的三角形．
试题答案
考点：作图—复杂作图
专题余咐：
分析：（1）根据延长BA，过C作CD⊥AB即可；
（2）找出BC的中点，连接AE即可；
（3）作∠BAF=∠CAF；
（4）根据中线定义可得BE=EC；
（5）根据三角形的中线平分三角形的面竖袭纯积可得答案．
解答：解：（1）（2）（3）如图所示：
（4）AE=EC；
（5）△ABE，△AEC的面积相等．
点评：此题主要考查了复杂作图，关键是掌握三角形的高、中线，角平分线定义．
一题一题找答案解析太慢了
作业精灵直接查看整书答案解析
立即
练习册系列答案
名校课堂系列答案西城学科专项测试系列答案小考必做系列答案小考实战系列答案小考复习精要系列答案小考总动员系列答案小升初必备冲刺48天系列答案68所名校图书小升初高分夺冠真卷系列答案伴你成长周周练月月测系列答案小升初金卷导练系列答案
相关题目
解方程
（1）-3（x-1）=6；
（2）3（x+1）-2（x+2）=2x+3；
（3）
2x+1
4
-1=x-
10x+1
12
．
某配件厂原计划每天生产60件产品，改进技术后，工作效率提高了20%，这样不仅提前5天完成了生产任务，并且比原计划多生产了48件产品．问：原计划要生产多少件产品？
把下列各式分解因式：
（1）15abc-3bc2；
（2）（x+y）2-4y（x+y）．
解方程：（2x+1）（2x-1）+3（x+2）（x-2）=（7x+1）（x-1）
解答题
（1）解不等式组
1-
x+1
3
≥0
3-4(x-1)＜1
；
（2）解不等式
2x-1
3
-
5x+1
2
≤1，并把它的解集在数轴上表示出来．
一个几何体由几个大小相同的小立方块搭成，从上面观察这个几何体，看到的形状如图所示，其中小正方形中的数字表示在该位置的小立方块的个数．请你画出从正面、左面看到的这个几何体的形状图．
如图，函数y=
k
x
（x＞0，k是常数）的图象经过A（1，4），B（m，n），其中m＞1．过点B作y轴的垂线，垂足为C，连接AB，AC．若△ABC的面积为4，求点B的坐标．
如图，AD、AE分别是△ABC的高和禅链角平分线，∠B=20°，∠C=80°，求∠EAD的度数．
违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com
精英家教网
是的，根据相关信息显示，考研老师的课可分为一类和二类，一类是面授缺判班，一般是由专业老师进行讲解，重点在学习基础知型扮携识和复习强化卜伏知识，主要内容包括政治、经济、外语等整体复习，以及专业的综合练习。二类课程是网上复习课，通过在线学习以及后台，完成复习课程的学习任务。
小氏庆考实战英语测试试卷
一、根据句意,将所缺单词补充完整,首字母已给出。
1. ----Be quiet please. The boy is s___________.
----Oh, sorry. We won't shout from now on.
2. ----What date is it today?
----It's the s_______ of August. We can enjoy Olympics in six days.
3.----Look! I have a new skirt today.
----How cute you look! Your skirt is more beautiful than m__________.
4.----What do you know about Yao Ming?
----He is one of the tallest basketball p_________ in the world.
5.----I can't learn English well.
----You don't read enough. You should do m_________ reading.
6.----Was he born in S___________?
----Yes. It's the ninth month of the year. And he likes autumn a lot.
7.----Sue's father is a policeman. How a ____________ her mother?
----She is a nurse. She works in that hospital.
8.----Tom is so glad today. He is talking with others h__________ all the time.
----He must have something great. Let's go and ask about it.
9.----What are you going to do this Sunday?
----I am going s________ with my friends. It must be fun to walk in shopping malls.
歼竖握10.----I am very t_________. I can't walk any more.
----Let me help you.
二、选择填空：
纤扮( ) 1. More than ________ VIPs will come to Beijing for the Olympic Games.
A. eight hundreds B. eight hundred C. eight hundred of D. eight hundreds of
( ) 2. I can see Eddie _________ his computer _______ the window.
A. at; on B. on; at C. at; through D. on; by
( ) 3. My bike is not here. Will you _________ yours _________me?
A. borrow; to B. borrow; from C.lend; from D. lend; to
( ) 4. Do you know___________?
A. who he is B. who is he C. what he like D. what does he like
( ) 5. There are about six bridges over Yangtze River in Jiangsu. One is for trains, __________ are all for cars and tricks.
A. the other B. the others C. another five D. Others
( ) 6. ----I am very sorry but I can't help you now.
----_________.
A. That's right B. You're welcome C. Thank you all the same D. How sorry I am.
( ) 7. _______ weather we are having these days!
A. What a bad B. How nice a C. How nice D. What bad
( ) 8. Mr Green is a new teacher at our school. His job is __________.
A. teach our English B. teaching us English
C. teach us English D. to teach our English
( ) 9. Stop ________. The teacher is coming for the new class.
A. talk B. to talk C. talking D. Talks
( ) 10. I didn't think she had _______ more CDs __________ Mike.
A. so;as B. much; than C. as; as D. many; than
( ) 11. We all like him because he says __________ but does much.
A. little B. a little C. much D. Many
( ) 12. _______ is the most interesting of _________.
A. Unit Three; Book Three B. The Unit Three; the Book Three
C. Third Unit; Third Book D. The Third Unit; the Three Book
三、用所给动词的适当形式填空：
1. Jim is good at P.E. He gets up early and __________ (do) some sports every morning.
2. ----_________ Timmy __________(visit) his friends next Sunday? ----Yes, he is.
3. Millie __________(go) the park by herself and had a good time there.
4. The workers at the repair shop say our car needs ___________(mend).
5. I have no homework this afternoon. How about _________(fly) kites in the park?
6. Many students are in the room now. They ___________(watch) Kungfu Panda on TV.
四、完形填空：
Do you like to shop on the Internet? Things online are very cheap. I often get ____1____ online. Let me tell you how to buy one when i want to know something about a book. Firstly, I write an e-mail to the online shop. Then they will ____2___ me some pictures of the book. I think this is very helpful.
Online shops are _____3____ open. I can do shopping even at midnight if I want to . Real shops usually close _____4_____ nine o'clock in the evening.
After you ____5___ the online shopkeeper what you want, you can have your things in a few days. When you go shopping in a shopping mall, you have to talk ____6____ with the shopkeeper and walk a lot. I don't like it, because i get tired _____7____.
I am teaching my grandmother ___8___ online. She cannot walk very far(远). ___9____ it is easy for her to shop online. My brother wants to learn how to do it too. He is very _____10____ most of the time. When he has a little free time, he can shop online. So you see, shopping online saves time.
( ) 1. A. shoes B. books C. food D. toys
( ) 2. A. tell B. show C. give D. sell
( ) 3. A. sometimes B. often C. always D. usually
( ) 4. A. in B. on C. at D. for
( ) 5. A. spend B. pay C. cost D. buy
( ) 6. A. a lot of B. much C. lots of D. many
( ) 7. A. easy B. easily C. happy D. happily
( ) 8. A. why to shop B. where to shop C. how to shop D. when to shop
( ) 9. A. because B. for C. so D. but
( ) 10. A. healthy B. free C.lazy D. busy
五、根据中文意思完成下列句子，每空一词：
1. 这个图标的意思是“不要喧哗”。
The sign __________"Don't make _________."
2. 你最喜欢哪种水果，苹果、桔子还是香蕉?
What fruit do you like ________, apples, oranges __________ bananas?
3. Sandy 游泳比你慢吗?
__________ Sandy swim ________ than you?
4. 沿着珠江路走，在第三个路口向右拐。
Walk __________Zhujiang Road and _________ the third turning on the right.
5. Jim上周五花了一个小时开车去公司。
It _______ Jim an hour to _________ to his company last Friday.
6. 每天做眼保健操对你的眼睛是有好处的。
____________ eye exercises is good for your ____________.
7. 你父母昨天这时候正在做什么?
What __________ your ________ doing this time yesterday?
六、阅读理解：
Children all like to play with snow at Christmas. But the climate(气候)is changing quickly. The weather in winters is getting warmer and warmer.And it doesn't snow in some places in southern England. Sometimes it's hard for children there to have a white Christmas. Many children want to have snow to play with.
But the children in a hospice(收容所)get a big surprise. They have a white Christmas. A rich man called Chris Hopkins bought 10,000 kilos of snow on the Internet for them.
Mr Hopkins said, "The children here are unhappy. They are too young but they have no father or mother to look after them. All children enjoy Christmas with snow and presents. I feel very happy when I find the snow brings smiles to their faces.
( ) 1. Mr Chris Hopkins __________.
A. Is a rich man B. Is a kind old man C. Often visits hospices D. Often buys things
( ) 2. The children in the hospice are nut happy because ___________.
A. They are too young B. They have no father or mother with them
C. They have no snow to play with D. They don't money to buy presents
( ) 3. Mr Chris Hopkins bought snow __________.
A. In a shopping mall B. On the Internet
C. From Father Christmas D. From northern England
( ) 4. The word change in the first line(行)is __________ in Chinese.
A. 零花钱 B. 改变 C. 下降 D. 移动
( ) 5. Which of the following is TRUE?
A. It doesn't snow in northern England these years.
B. The climate doesn't change much in England. .
C. "A white Christmas" is a Christmas with snow.
D. Mr Hopkins likes to play with snow.
小考实战英语测试试卷答案
一、1.sleeping 2.second 3.mine 4.players 5.more 6.September 7.about
8.happily 9.shopping 10.tired
二、11-15 BCDAB 16-20CDBCD 21-22AA
三、 23. Does 24.is going to visit 25.went 26.mending/tobe mended 27.flying 28.are watching
四、29-33BBCCB 34-38BBCCD
五、39.means, noise 40.best/most, or 41.Does, slower 42.along, take
43.took, drive 44.Doing, eyes 45.Were, parents
六、46-50 ABBBC
对，每样课程都可以分成一和二两部分。瞎歼在分段（分阶段）考试磨团冲过程中，根据考试计划，除了把知识点拆分成理论知识和实践或团能力两部分外，还有可能把课程分成多次小考，这种分段考试比较接近于分一和二。
您好，考研升搏老师的课程分为一和二，课程一主要吵空祥是考研的基础知识，包括数学、英语、政治、经济等；课程二则是考研的技能提升，主要包括模拟题、真题练习亏扒、解题技巧等。考研课程一和二都是非常重要的，只有的学习，才能够取得好的成绩。
