冀教版英语八年级下册Unit4Lesson30教案Lesson30KeeptheCandleBurning!Step1、Wehavelearnedsomeexperiments，suchas“Theforceisallaroundyou”“Weirdmud”，todaylet'senteranotherexperiment.Step2、Presentation1）Cometo“THINKABOUTIT！”Discussthemingroups.2）PresentationLookatthesethings.Canyounamethem？Howdoweusethemtodotheexperiment？Filloutthecharts.1.Putthecandleinthecandleholder.2.Putthecandleholderinthedish.3.Fillthedishhalffullofwater.4.Lightthecandle.5.Letthecandleburnfortwoorthreeminutes.6.Carefullyputthejaroverthecandleuntilthetopofthejarrestsonthedish.7.Lookatthewaterinthejar.WhatobservationcanyoumakeStep3Doingandexplaining.Dividestudentsintogroupswiththreeorfour.Havethemexplainastheydoit.Afterdoingthat，what'syourconclusion？Isitinteresting？Whatexperimentwouldyouliketodointhisunit？ChooseoneandhaveatryasthePROJECTsays.Classclosing1、Finishofftheactivitybook.2、Trytodoanotherexperimentthatyouareinterestedin.3、PreviewLesson31.Languagepoints1、Asthecandleburns,itusesupoxygeninthejar.burnv.（burned,burned/burnt,burnt）Don'tburnyourselfwhenyoulightthecandle.useupGlueisallusedup.asconjShelistenstotheradioasshewashesclothes.Weshoulddoaswesay.Youdidthehomeworkaswellashedid.Good-byeeveryone.
