Unit 4 《Listening and Speaking Listening and Talking》课件2023-2024学年高一上学期英语人教版（2019）必修第一册

ListeningandSpeaking&ListeningandTalkingUNIT4NATURALDISASTERS内容索引点拨·发音技巧精析·核心要点巩固·听说词句清辅音和浊辅音；-ed在动词词尾的发音

本单元学习的语音知识有两部分：一是对比清辅音和浊辅音；二是总结-ed在动词词尾的发音规律。1.英语辅音音素分清辅音与浊辅音，发音时声带不振动的是清辅音，发音时声带振动的是浊辅音。(1)清辅音：/p/

/t/

/k/

/s/

/f/

/θ//ʃ/

/tʃ/

/tr/

/ts/(2)浊辅音：/b/

/d/

/ɡ/

/z/

/v/

/ð//ʒ/

/dʒ/

/dr/

/dz/2.-ed在动词词尾的发音有三种情况：(1)在清辅音后读/t/：asked，helped，watched(2)在浊辅音和元音后读/d/：used，loved，studied(3)在/t/、/d/后读/Id/：started，minded，landed[即时练]朗读下列单词，体会画线部分的发音。1.designer

beg

banana

improve

revise

their

measure

teenage

draw

beds2.boss

flash

curious

experiment

freshman

youth

type

chair

trousers

coats3.annoyed

frightened

attracted

focused

addicted

applied

rented

packed1.rescuen.&vt.营救；救援[佳句背诵]

Tombravelyrescuedaboyfromtheriveronhiswayhome.(动作描写)汤姆在回家的路上英勇地从河里救了一个男孩。(1)rescue...from...把……从……营救出来(2)cometoone’srescue营救某人rescueworkers/boats/helicopters救援人员/船只/直升机rescuedhimcametohisrescue[活学巧用]一句多译警察救了他，并把他送回了家。→Thepolice________________andsenthimhome.(rescuevt.)→Thepolice_______________________andsenthimhome.(rescuen.)2.damagevt.损害；破坏

n.损坏；损失[佳句背诵]

Theoldfarmerwasveryupsetbecausethestrongwindscausedgreatdamagetohiscrops.(心理＋动作描写)老农非常沮丧，因为强风给他的庄稼造成了巨大的损失。cause/dodamageto...对……造成损害damageone’shealth损害某人的健康weredamagedsmokingcando/causedamagetoourhealth[活学巧用]单句语法填空/一句多译❶Theyarerepairingthehouseswhich______________(damage)intheflood.❷

众所周知，抽烟会损害我们的健康。→Asweallknow,__________________________________________.(damagen.)→Itiswellknownthat___________________________________.(damagevt.)smokingcandamageourhealth3.affectvt.影响；(疾病)侵袭；深深打动·effectn.影响；结果；效果[佳句背诵]

Mostpeoplepresentatthemeetingweredeeplyaffectedbyhisspeech.(活动介绍)出席会议的大多数人被他的演讲深深打动了。bedeeplyaffectedby被……深深打动了haveaneffecton对……产生影响vt.(疾病)侵袭[活学巧用]语境辨义/同义句转换❶Theillnesshasaffectedbothhermentalandphysicalhealth. ____________❷Theaudienceweredeeplyaffectedbythemovingstory. ____________❸Thethoughtsandbehaviorsofateacherwillaffectthoseofhis/herpupils.→Thethoughtsandbehaviorsofateacherwill_________________________thoseofhispupils.vt.深深打动haveaneffecton4.sheltern.避难处；居所；庇护

vt.保护；掩蔽

vi.躲避(风雨或危险)[佳句背诵]

Peoplewererushingfortheshelterfromthestorm.(动作描写)人们跑着找地方躲避暴风雨。(1)shelterfromsth躲避(风雨或危险)shelter...from...保护……免受……(2)anightshelterforthehomeless无家可归者夜间收容所ananimalshelter动物收容处vt.保护n.居所[活学巧用]语境辨义/句式升级❶Someparentswanttosheltertheirchildrenfromanyharm.____________❷Manyaresleepingintheopenbecausetheyhavenoshelter.____________❸Wesatintheshadeandshelteredfromthesun.(分词作状语)→Wesatintheshade,________________________thesun.shelteringfromⅠ.词块翻译1.________________火山爆发2.________________________________震级3.____________________在洪水灾区4.______________________破坏建筑物5.____________________造成滑坡6.________________救援人员volcaniceruptionthemagnitudeoftheearthquakeintheflood-hitareadamagethebuildingscausethelandsliderescueworkers7.________________救火8.________________________提供食物和水9.____________________遭受巨大损失10.______________________摧毁整个城市fightthefireprovidefoodandwatersufferbiglossesdestroythewholecityⅡ.补全句子1.消息传来：很多人被困在洪水中。Wordcamethatalotofpeople________________________________.2.消防队员将在大约十分钟后赶到那里。Thefirefighters________________________________________________.3.他们正忙着营救被困在破损的房子里的人们。They________________________________trappedinthebrokenhouses.weretrappedinthefloodwillarrivethereinabouttenminutesarebusyrescuingthepeople4.首先，万一地震发生你应该保持冷静。Firstofall,you________________________incaseanearthquakehappens.5.如果发生严重火灾，用湿布捂住口鼻。Coveryourmouthandnosewithawetclothif__________________________.shouldkeepcalmaterriblefirebreaksoutThebestclassroomintheworldisatthefeetofanelderlyperson.世界上最好的课堂在老人的脚下.Havingachildfallasleepinyourarmsisoneofthemostpeacefulfeelingintheworld.让一个孩子在你的臂弯入睡,你会体会到世间最安宁的感觉.Beingkindismoreimportantthanbeingright.善良比真理更重要.Youshouldneversaynotoagiftfromachild.