精选九年级英语上册Unit5LookintoScienceLesson26KeeptheCandleBurning导学课件冀教版

Lesson26

KeeptheCandleBurningUnit5LookintoScienceLesson26

KeeptheCandleBurning课前自主预习课堂互动探究Unit5LookintoScience课前自主预习Lesson26

KeeptheCandleBurning单词闯关1.火柴；相称；相配________2．holder______________→(v.)________3．shallow________4.lighter____________→(v.)________5．examine________→(n.)__________6．oxygen________

支托物，持有者matchhold浅的打火机，点火器

light检查

examination氧气短语互译1.用光；用完________________2．由……组成________________3．两三分钟________________4．howfar________________5.onefifth________________bemadeupofuseuptwoorthreeminutes多远五分之一Lesson26

KeeptheCandleBurning句型在线1.倒半碟水。________thedishhalffull________water.2.

让蜡烛燃烧两三分钟。________thecandle________fortwoorthreeminutes.3．当蜡烛停止燃烧时，它(蜡烛燃烧)已经用完了空气中所有的氧气。Whenthecandle________________，ithas________________alltheoxygenintheair.Fillwith

burnLet

stops

burning

usedupLesson26

KeeptheCandleBurning句型在线4.因为大约空气的五分之一是由氧气构成的，所以水上升并填满了大约广口瓶的五分之一。Becauseaboutonefifthoftheair________________________ofoxygen,thewaterrisesandfillsaboutonefifthofthejar.5.

你能做这个实验吗？Canyou________________________？ismadeup

do

thisexperimentLesson26

KeeptheCandleBurning课堂互动探究词汇点睛

matchn.火柴v.相称；相配[观察]Hequicklystruckamatchtolighthiscigarette.他迅速地擦着一根火柴，点燃了他的香烟。Lesson26

KeeptheCandleBurning[探究]match作“火柴”讲时，是________名词。搭配：一根火柴________________；一盒火柴aboxofmatches。可数a/onematch[拓展](1)match用作名词，还可译为“比赛”。IlikewatchingfootballmatchesonTV.我喜欢通过电视看足球比赛。(2)match还可用作动词，意为“相称；相配”。常用结构：match(with)sb./sth.(insth.)(在某方面)和某人/某物相匹配。Yourscarfdoesn'tmatch(with)yoursweater.＝Yourscarfandsweaterdon'tmatch.你的围巾和毛衣不搭配。Thepicturematchesthestory.这张图片与这个故事相匹配。Lesson26

KeeptheCandleBurning活学活用

(1)门被漆成了蓝色，为的是与墙(的颜色)相配。Thedoorswerepaintedblue________________thewalls.(2)桌子上有两盒火柴。Thereare________________________________onthetable.toLesson26

KeeptheCandleBurningmatchtwoboxesofmatches句型透视1

Whenthecandlestopsburning,ithasusedupalltheoxygenintheair.当蜡烛停止燃烧时，它(蜡烛燃烧)已经用完了空气中所

有的氧气。Lesson26

KeeptheCandleBurning

[探究](1)stopdoingsth.意为“________________”。(2)useup意为“________________”，相当于runoutof。停止做某事用光，用完Lesson26

KeeptheCandleBurning

[拓展]stoptodosth.意为“停止正在做的事情去做另一件事情”。stopsb.fromdoingsth.意为“阻止某人做某事”。活学活用

1．2017•常州—Whydoesn'tthesurgeonstop________lunch?—Becauseheistoobusy________adyingpatientintheoperationroom.A．tohave;tosaveB．having;tosaveC．tohave;savingD．having;savingCLesson26

KeeptheCandleBurning2

Becauseaboutonefifthoftheairismadeupofoxygen,thewaterrisesandfillsaboutonefifthofthejar.因为大约空气的五

分之一是由氧气构成的，所以水上升并填满了大约广口瓶的五

分之一。Lesson26

KeeptheCandleBurning

[探究](1)bemadeupof意为“____________”。(2)onefifth意为“____________”。分数的表达方式：分子用________词，分母用________词，当分子大于1时，分母加­s。由……组成五分之一基数序数[记忆口诀]分子基，分母序；分子大于1，分母加­s。Lesson26

KeeptheCandleBurning

[拓展]分数短语作主语时，谓语动词的单复数取决于分数后的名词的单复数。Twothirdsofthestudentsareboysinourclass.我们班三分之二的学生是男生。2．2017•安顺—Mum,oftheapples________gonebad.—We'dbetter