冀教版 六年级下册英语-Unit 2 Lesson 8 Always Brush Your Teeth

冀教版六年级下册英语-Unit2Lesson8AlwaysBrushYourTeeth!课前热身歌曲：BrushYourTeeth让我们一起唱歌：BrushYourTeeth！Brush,brush,brushyourteethEverysingledayUpanddownandallaroundKeepthecavitiesawayBrush,brush,brushyourteethMorningandatnightBydoingthisyou’llfindYourteethallshiningbright!定语从句练习在这一课中，我们将学习到定语从句。请看下面的例子：Brushyourteethbeforeyougotobed.Brushyourteethwhenyouwakeupinthemorning.这些句子中有一个从句，用来修饰主句中的名词。在这些例子中，从句修饰的是“brushyourteeth”。任务：请你用自己的话描述下列图片，并加上定语从句。Aboywhoiswearingaredshirtisbrushinghisteeth.Agirlwhohaslonghairisstandinginthebathroom.Amanwhoisholdingatoothbrushissmiling.Awomanwhoissittingatadeskisbrushingherteeth.新知探究在这一单元中，我们学习了一些新的生词。快乐学单词请跟读下列单词，注意发音。brushtoothpasterinsespit新知释义brush(动词)刷牙Youshouldbrushyourteethtwiceaday.你应该每天刷牙两次。(名词)牙刷Ineedtobuyanewbrush.我需要买一把新牙刷。toothpaste(名词)牙膏Whichbrandoftoothpastedoyouuse?你用的是哪个牌子的牙膏？rinse(动词)漱口Youshouldrinseyourmouthafterbrushingyourteeth.刷完牙后，你应该漱口。(名词)漱口水Ineedtobuysomemouthwashtorinsemymouth.我需要买一些漱口水来漱口。spit(动词)吐(唾沫等)Afteryourinseyourmouth,spitoutthewater.漱口后，吐掉水。(名词)唾液Thedentistaskedhimtospitintothecup.牙医要求他吐进杯子里。定语从句我们已经听过一些例子，其中包含了定语从句，现在我们来看看定语从句的语法结构。一个定语从句一般包含一个关系代词或关系副词，用来连接主句和从句。关系代词包括who,whom,whose,which,that等，而关系副词只有when,where,why等几个。下面是一个例子：Themanwhoisholdingatoothbrushissmiling.在这个例子中，“whoisholdingatoothbrush”就是一个定语从句，修饰主句中的“theman”。我们还可以在定语从句中使用一些介词短语，如“inthemorning”或“beforeyougotobed”。下面是另外一个例子：Thegirlwhoisstandinginthebathroomisbrushingherteeth.在这个例子中，“whoisstandinginthebathroom”是一个定语从句，修饰主句中的“thegirl”。请注意：who,whom,whose和that可以用来指人，而which和that可以用来指物，或者指人和物。练习与应用阅读理解请认真阅读下面的短文，然后回答问题。AlwaysBrushYourTeeth!Doyoubrushyourteetheveryday?Ifnot,youshouldstartdoingitnow.Itisveryimportanttobrushyourteethtwiceaday：onceinthemorningandagainbeforeyougotobed.Useatoothbrushandtoothpastetocleanyourteethwell.Rinseyourmouthwithwaterafterbrushing,andthenspitoutthewater.Ifyoudon’tbrushyourteethregularly,youcangetcavities.Acavityisaholeinyourtooththatgetsbiggerovertime.Itcancausealotofpainandmakeitdifficulttoeat,speak,andbrushyourteeth.Sobesuretoalwaysbrushyourteeth!Howmanytimesadayshouldyoubrushyourteeth?A.Onceaday.B.Twiceaday.C.Threetimesaday.Whatshouldyouusetocleanyourteeth?A.Atowel.B.Atoothbrushandtoothpaste.C.Acomb.Whatshouldyoudoafterbrushingyourteeth?A.Rinseyourmouthwithwaterandspitoutthewater.B.Swallowthewater.C.Brushyourteethagain.词汇运用请用所给单词的正确形式填空，使句子意思完整。Sarahisbrushingher(tooth).Thisismy(brush).Youshould(rinse)yourmouthafterbrushingyourteeth.Don’t(spit)thewaterintothesink.Thegirl(who)iswearing