九年级英语上册Unit5LookintoScienceLesson26KeeptheCandleBurning作业
冀教版九年级上册英语精品课件 unit 5 Look into Science! Lesson 26
1. holder n. 支托物；持有者
2. shallow adj. 浅的
3. lighter n. 打火机；点火器
4. examine v. 检查 5. oxygen n. 氧气
6. match n. 火柴 v. 相称；相配 match作动词时，既可以作及物动词， 也可以作不及物动词，意为“相称； 相配”。
他已筋疲力尽。
【运用】根据汉语意思将下面句子翻译 成英语。 尽量别把火柴都用完。 _T_r_y__n_o_t _to__u_s_e_u_p__t_h_e_m__a_tc_h_e_s_.________
3. How far does the water rise? 水面上升了多少？ far在本句中表示“深（的程度）”。 e.g. They walked far into the forest. 他们走进森林深处。
● First, describe your experiment. ● Second, ask the class what they think will happen. ●Third, do the experiment. ● Finally, ask the class if the result is what they expected.
1. Don’t (use up / push up) all of the ink. Leave some for me.
九级英语上册Unit5LookintoScienceLesson26KeeptheCandleBur
Keep the Candle Burning!
I. Learning aims: Master the new words and phrases: holder, shallow, lighter, match, examine, oxygen
II. Learning important and difficult po。use up 是动 词加副词型短语，宾语是代词时必须放在 use和up的中间；宾语是名词时，放在use 和up的中间或 up的后面均可。如：
Don't use up all the hot water. 不要用光所有的热水。
2. Because about one fifth of the air is made up of oxygen, the water rises and fills about one fifth of the jar. 空气中含有 五分之一的氧气，所以水位上升并且占了 罐子的五分之一。
3. Look! The boy is playing with some _m__a_tc_h_e_s_ (火柴). 4. There is little o_x_y_g__e_n (氧气) at the top
of the mountains.
lit
5. Mr. Black sat down and _/_l_ig_h__te_d_ (点
（1） 分数的表达方式： 分子为基数词， 分母为序数词。并且当分子大于1时，分母 要用复数。如：
five-eighths八分之五
（2） 带有分数的名词作主语时，谓语动词的 单复数，要根据分数所修饰的名词来确定。如 果分数所修饰的是可数名词复数，谓语动词用 复数形式；如果分数所修饰的是不可数名词， 谓语动词用单数形式。如：
Unit5LookintoscienceLesson26教学设计冀教版九年级英语全册
Unit 5 Look into scienceLesson 26 Keep the Candle Burning一、语篇研读What：本课语篇是说明文的范畴，展示了一个有趣的化学实验。
以一个猜想为引导：课文中呈现了实验所需要的工具、列举出实验的步骤，最后产生的结果以及原理。
Why：通过示范、操作来突破难点，既渗透了有趣的科学知识，又练习了用英语表达次序，课堂设计做实验，激发和培养学生的学习兴趣，鼓励学生大胆实验、让学生在探索中学习相关知识和技能，最后自己总结出结论：空气中氧气的含量占五分之一。
How：本课的语篇内容是以让蜡烛燃烧为题，以一个有趣的实验为主线，有了上节课关于物化学实验的铺垫，孩子们一定非常想进行动手操作。
本篇课文分为三部分，即列举出实验材料、实验步骤和实验结论。
环环相扣，目的在于提高学生的听、说、读、写技能，同时训练学生的阅读技巧，本课不但让学生亲身体验实验操作的快乐，而且通过动手操作激发了学生学习英语的积极性。
实验材料涉及到的词汇：holder、shallow、lighter。
实验结论涉及到的重点词组：use up、be made up of。
二、教学目标通过本课的学习，学生能够：1.获取关于本次化学实验操作的准备材料信息、明确实验步骤、基于看到的现象得出结论。
2.基于本次化学实验，提取、归纳如何进行一个实验操作。
学生能够熟练的用英语表达出实验的操作步骤。
3.运用相关的语言表达方式，能够准确的给大家展示类似的物理实验。
重点难点1. 重点：掌握本节课所学的单词和英语表达。
2. 难点：能用英语描述实验步骤及所看到的实验现象。
三、教学过程（依据教学目标设计教学活动）【教学目标】掌握本课重点单词、短语。
梳理课文中有效信息，获取实验操作的步骤，培养学生实际动手操作能力，激发学生探索科学实验的兴趣。
（学习理解）【教学活动】Step 1 RevisionGet the class to describe the experiment in Lesson 25 according to the pictures.【设计意图】复习导入，回顾上节课所学的物理实验结论：大气会产生压力。
九年级英语上册Unit5LookintoScienceLesson26KeeptheC
Lesson 26
5
学习目标
objectives
1. Master the new words and phrases: holder, shallow, lighter, match, examine, oxygen； use up
2. Learn to do the experiment with candle.
3. Know more about science.
Lead in
Words
holder candle holder shallow light lighter match burn examine oxygen use up
n. 支托物 n. 蜡烛座adj. 浅的 v. 点燃 n. 打火机；点火器 n. 火柴 v. 燃烧 v. 检查 n. 氧气
1. Do you think science is interesting? 你认为自然有趣吗？ science 科学；scientist自然科学，科学家
e.g. Wang Peng loves science very much. He
wants to be a scientist. 王鹏非常喜欢科学。他想成为一名科学家。
4. Carefully put the jar over the candle. 小心地把瓶子倒扣在蜡烛上。
carefully adv. 仔细地，小心地 careful adj. 细心的，认真的 care v. 关心；在意
care(v.) + ful = careful (adj.)
当DR罗oo你斯nse’离喜tlifk开o欢ersg的那etht时件eto候淡litgu不绿hrtn要色gor忘的fefe了裙nths关e子klii灯。rgth.。ts when you leave. The bag is very light. Mary can carry it easily. 那个包很轻。玛丽能轻易地把它搬起来。
九年级英语上Unit5LookintoScienceLesson26KeeptheCandleBur
When you_____34 something in the newspaper that you think you want to buy, you may go to your picture phone and call the shop. B 34. A. look B. see C. hear D. listen
A 30. A. what B. how
C. why D. where
_____31 it two people who are talking can see each
other. Picture phones can be very _____32 when you
have something to show the person you are calling.
15. 【中考·咸宁】 —Nowadays China has about 25,000
kilometers of high-speed railways.
—That’s ______Cof the world’s total.
A. two third
B. two-third
C. two thirds
The shop assistant will show you the thing that
D. don’t read
Ⅳ.连词成句。 将所给词语连成句子，标点已给出。要求：符合 语法，语句通顺，大小写正确，词语不得重复使用。 21. doing, you, do, exercises, like, morning D__o_y_o_u__li_k_e_d_o_i_n_g__m_o_r_n_i_n_g_e_x_e_r_c_i_se_s____________?
九年级英语上册Unit5LookintoScienceLesson26KeeptheCandleBu
Lesson 26 Keep the Candle Burninglight, use up, be made up of, fill…with, work 1．Tina, ____________ the bottle ____________ some water.2．The team ____________ ten girls and eight boys.3．Please ____________ all the candles on the cake.4．We have ____________ the salt. Please go and buy some.5．He kept ____________ the whole day.Ⅲ.单项填空( )1.—________ did he jump?—About 2.5 metres.A．How much B．How farC．How soon D．How often( )2.Over ________ of the students went to the lab to do experiments.A．two third B．two thirdsC．second three D．second thirds( )3.—How do you like the popular documentary A Bite of China(?舌尖上的中国?)?—Excellent! You won't realize how wonderful our Chinese food is ________ you watch it.A．when B．asC．after D．until( )4.—I'm sorry to have kept you________ for such a long time.—That's OK. I came here a minute ago.A．wait B．waitingC．waited D．to wait( )5.We ________ all the washing powder(洗衣粉), so we have to buy some.A．used up B．have used upC．cleaned up D．has cleaned up( )6.This music group is ________ five girls and three boys.A．made of B．made inC．made from D．made up ofⅣ.句型转换，每空一词1．You can't play the guitar in the classroom. (改为祈使句)________ ________ the guitar in the classroom.2．Dave's father went to bed after he finished his work last night. (改为同义句)Dave's father ________ go to bed ________ he finished his work last night.3．Dave was making__a__model__plane in the classroom at that time. (对画线局部提问)________ ________ Dave ________ at that time?4．My brother wasn't strong. He couldn't lift the box. (改为同义句)My brother wasn't ________ ________ to lift the box.5．The bottle is full of water. (改为同义句)The bottle is ________ ________ water.Ⅴ.连词成句将所给词语连成句子，标点已给出。
九年级英语上Unit5LookintoScienceLesson26KeeptheCandleBu
喜欢它。took up占据(空间或时间)；gave up放弃；picked
up拾起；used up用光，用尽。由“buy the book”可知，把
钱花光了。run out of和use up意思相同。故选D。
6. —___D____ do you brush your teeth?
—Twice or more a day.
【中考·福建A】
A. What
B. Where
C. When
2. I’ve ordered some flowers for Grandma and they
will arrive ___A____ two hours.
【中考·温州】
A. in
B. after
C. over
D. for
【点拨】我已经给奶奶订了一些花儿，它们(花儿)两 个小时后会到达。“in＋一段时间”表示“一段时 间之后”，句子要用一般将来时。故选A。
课后巩固
答案呈现
26 It was great/Great /Wonderful
27 Why/Why did you go there
28 What is it/What's the project
29 What did you learn
30 I hope we will do the project, too
to buy old bikes. ___D___
【中考·黄冈】
A. put away
B. turned off
C. taken out
D. used up
5. — ____B___ is it from your home to your school,
冀教版九上U5LookintoScience L26KeeptheCandleBurning教案
Unit 5Look into ScienceLesson 26 Keep the Candle Burning1. Analysis of the Students The students of Grade 9 have mastered certain vocabularies ，expressions and structures. They also have the abilities of self-teaching and working in groups. Most of them are willing to express their opinions in English.2. Analysis of Teaching ContentLesson 26 is the second lesson in Unit 5, Book 5.This unit focus on the subjectLook into science, also teach the students something about science. Students cares about the subject because it is close to everyone. Lesson 26 mainly talks about learn to do another experiment.1. To masterthe words: match, light, burn, use up, candle holder, shallow, oxygen, one-fifth.2. To master the expressions: do an experiment, fill…with, cover…with, turn…upside down, be (not) sure…【能力目标】Improve the students’ ability of speaking, lis tening, reading and writing. Do and express the experiment.【情感目标】Students can enjoy the pleasure of literature.【教学重点】The usage of prefer.【教学难点】Write a composition to describe an interesting experiment.Tape recorder, MultimediaStep 1. Warm-upFree talk:Think about it!1. Do you think science is interesting Why or why not2. Name one or two famous Chinese scientists. What do you know about themStep 2. Presentation1.Do an experiment.2.Show the picture and tell students the experiment: Keep the Candle Burning.3.Introduce something we need in the experiment, meanwhile learn the new words.4.Guess: What do we do the experiment5.Read the text and fill in the blanks on page 69.Let’s do the experiment together! Put the candle in the candle holder. Put t he candle holder on the dish. Fill the dish half full with water. Light the candle with a_______ or a lighter. What can you see The candle is burning. ________the candle burn for two or three minutes. Then carefully put the jar over it until the top ofthe jar rests on the dish. As the candle burns, it_______ the oxygen in the air. When the candle stops________, it has used up all the oxygen in the air. The water inside the jar_______ and fills about________ of the jar. This is because about one fifth of the air is made up of oxygen.6.Check the answers.7.Guess: What is happening Listen to the tape and answer the question.8.Listen and follow to the tape.9.Explain the expression of fractions:(1) 分数由分子和分母两局部构成。
配套K12九年级英语上册Unit5LookintoScienceLesson26KeeptheCan
Unit 5 Look into ScienceLesson 26 Keep the Candle Burning同步练习1. There are lots of________ in the box.2. You’re ill, so you must stop __________.3. Fill the glass half_______ of water.4. There is about_________ oxygen in the air.5. There are about___________ books in the classroom.1.You are very ill. You’d better stop ______ (have) a rest.2.How to make a candle _____ (burn)?3.You should put the jar over the candle ________ (careful).4.What ____________ (observe) can he make?5.______ (three), ask the children to guess what will happen.1. I fill a jar________ water.A. withB. useC. withD. use2. Let’s see_______ will happen.A. whatB. whenC. howD. where3. I will_______ them the fairy tale.A. sayB. speakC. talkD. tell4. The water in the lake______ after it rained.A. riseB. raiseC. raisedD. rose5. You needn’t keep the candle________. It’s bright here.A. burnB. to burnC. burningD. burned1. minutes, will, sun, the, rise, five, in(.)3. high, the, did, how, rise, water (?)5. Mike, the, as, did, described, experiment, she, it (.)参考答案1.maths2.Smoking3. full4. one-fifth5. two-thirds1. to have2.burn3. carefully4. observation5. Third解析：1. stop to do sth. 停止做某事。
【推荐】九年级英语上册Unit5LookintoScienceLesson26KeeptheCandleBurning导学课件新版冀教版
[探究] (1)be made up of 意为“__由__…__…_组__成___”。 (2)one fifth 意为“___五__分_之__一____”。分数的表达方式：分子用 ___基__数___词，分母用___序__数___词，当分子大于1时，分母加-s。
Lesson 26 Keep the Candle Burning
6．oxygen ___氧_气____
Lesson 26 Keep the Candle Burning
1. 用光；用完_______u_s_e_u_p_____ 短 2．由……组成___b_e_m__a_de__up__o_f ___ 语 互 3．两三分钟__t_w_o_o_r_th_r_e_e _m_in_u_t_es_ 译 4．how far _______多_远________
Lesson 26 Keep the Candle Burning
冀教版英语九年级全一册 Unit 5 Look into Science Lesson 26 教案
Unit 5 Look into Science Lesson 26 Keep the Candle Burning知识目标单词regret, examination, pain，wake up, get dressed, get词组keep...burning，use up，one-fifth句型Let the candle burn for two or threeminutes.When the candle stops burning, ithas used up all the oxygen in theair.Because about one fifth of the air ismade up of oxygen, the water rises andfills about one fifth of the jar. How fardoes it rise?技能目标能听懂本课时的听力材料，能说出本课时的重要句型，能运用句式用英语谈论学习方法掌握文中重点短语和句型。
能够熟练记忆、使用match，use up等单词和短语。
Step 1：Warming upWhat’s this？(It’s a candle.)Yes，it’s a burning candle. We will have an interesting class. Can you guess what we will do in this class？There are some things that may be used in an experiment. Do you want to know what will happen？Today w e’ll learn Lesson 26：Keep the Candle Burning.设计意图：利用带来的教具，凭着学生对科学强烈的求知欲和好奇心，学习本课的新词，并鼓励他们表述实验。
九年级英语上册Unit5LookintoScienceLesson26Keepth
学习目标】知识目标：match, light, burn, shallow, candle holder, oxygen;onefifth,use up, be made up;①Lightthe candle.②As the candle burns, it uses up oxygen inthe air.③There is about one-fifth oxygen in the air, so the water rises and fillsabout one-fifth of the jar.能力目标：能够描述实验步骤和实验现象。
情感目标：让学生形成尊重事实、用实验结果说话的态度和科学的世界观。
重点及难点】能够描述实验步骤和实验现象【导学过程】一、自主预习【预习指导】1. 自学教材第25 课单词与词组，你可以听录音跟读，根据音标读，或者请教别人读。
做到发音标准，弄清词性和汉语意思。
2. 自学教材第68 页内容，仔细读课文至少三遍，弄清课文大意。
【自主学习】I •（独学）自读课文，了解文中的实验需要什么？要做什么？会发生什么？n .翻译下列短语。
(1) a shallow dis with water ________(2)put the candle holder in thedish(3) fillthe dish half full ofwater(4) let the candlebur n_Lesson 26: Keep the Candle Burning(5) 将罐子扣在蜡烛上______________________(6) 当蜡烛燃烧时________________________(7) 用完所有氧气________________________(8) 填充瓶子的大约五分之一___________________________川.在自学过程中，你还有哪些疑惑用横线在文中画出来，并把它写下来，和你的同伴交流。