仁爱英语七年级下册unit8topic11

What'stheweatherlikeinspring?Itiswarminspring.Itisagoodseasonforhiking.springWecangohiking.----MarchtoMayItishotinsummer.Ilikeswimmingintheriver.summer-----fromJunetoAugustWecangoswimming.Itiscoolinfall.Wecanclimbmountains

withourfriends.fallFromSeptembertoNovemberItiscoldinwinter.Wecanmakeasnowmaninwinter.winter---DecembertoFebruaryItiswarminspring.Itisagoodseasonforhiking.Itishotinsummer.Ilikeswimmingintheriver.Itiscoolinfall.Wecanclimbmountainswithourfriends.Itiscoldinwinter.Wecanmakeasnowmaninwinter.(1)(2)(3)(4)Look,listenandnumberthepicturesyouhear.Answerthequestions:

1.What’stheweatherlikeinspring?It’swarm./summer

/hot

/fall/cool/winter/coldWhatcanwedoinspring?Wecangohiking/summer

/goswimming

/fall/climbmountains/winter/makeasnowman.

Makesentenceswiththewordsandphrases

1.spring--warm--gohiking2.summer--hot--goswimming

3.fall--cool—climbmountains4.winter—cold—makeasnowmanQListen,readandsayZhouWeilun:Whichseasonisthewarmestintheyear,Maria?Maria:It’ssummer.ZhouWeilun:What’stheweatherlikeinsummer?Maria:Itoftenrains.Sometimesitrainsquiteheavily.ZhouWeilun:Doyoulikesummer?Maria:Yes,butIlikespringbetter.3a介词一般用在名词、名词词组或者相当于名词词组的结构前，构成介词短语。介词短语可以在句中作定语，状语，表语和宾语补足语。一、介词的功能TheboyoverthereisJohn’sbrother.Thegirlwillbebackintwohours.OurEnglishteacherisfromAustralia.Helefthispenonthedeskathome.定语状语表语宾语补足语二、介词的分类表示时间的介词表示地点的介词位移介词其他介词at,in,on,after,before,during,over,from,for,since,until,byetc.in,on,to,over,above,between,blow,under,etc.as/like(表比较),for(表原因或目的),to/with/without(表结果),by/in/with(表手段或方式),of/with(表所属),except(表除去),about/on(表关于)past,across,through,etc.时间介词辨析1(in,on,at)at:

钟点,饭时,正午/午夜,年龄,节日

atsixo’clock,atlunchtime,atnoon,attheageof15atChristmas但onChristmasDayon:

1)星期几,具体日期,具体某一天的某个时候

onSunday,on10thNovember,onSaturdaymorningontheeveningofMay1stonacoldwinterdayin:

1)一天当中的某个时候,月，季，年

inthemorning,inJune,inAutumn,in1990三、易混淆的介词Ioftengetupearly___themorning,but___Sundaymorning,Igetuplate.Myfatherlikestellingussomethingabouthiswork___supper.inonat1.Hecameback______halfanhour.2.Lucywillgoout___halfanhour.3.Theywillvisither_______Friday.4.Ourteacherwillbebackthreemonths____.5.–Frank,whenwilltheshortmeetingbegin?-Youshouldcome_____2:30.Ifyoucome10minutes_____thattime,themeetingwillbeover.时间介词辨析4(in,after,later)

afterinafterlaterin+一段时间（用于一般将来时）

after+一段时间（用于一般过去时）

after+点时间（常用于一般将来时）一段时间+later

atafter

fall

winter

spring

summerSectionB条件状语从句SectionC条件状语从句if;unless;as(so)longas;原因状语从句because;as;since;now(that)结果状语从句so(such)…that….目的状语从句sothat;inorderthat;让步状语从句though;although;as;however;nomatter….;疑问词+ever；比较状语从句than;as(so)….as;themore….themore地点状语从句wherewherever概念在复合句中，由从句表示的状语叫做状语从句。由连接词if或unless引导的状语从句叫做条件状语从句。考点：(1)引导词：if,unless.(2)主句为将来时，从句用一般现在时代替。(3)if...not与unless及or的同义句转换。1.语法引导条件状语从句最常用的连词是if,由if引导的条件状语从句表示在某种条件下某事很可能发生。如:如果你考试不及格,你会让他失望的。2.unlessconj.除非,若不,除非在……的时候如果你不早点动身,你就不能及时赶到那儿。Youwillfailtoarrivethereintimeunlessyoustartearlier.3.有些句子,虽没有含条件关系的连词,却也隐含着条件关系,这些句子常用一些词,如butfor,without等引出一个介词结构来表示条件,条件常常是虚拟的,或与事实相反的假设。如:butfor若非,要不是要不是下雨,我们的旅行肯定会很愉快。

Exercise1.Hurryuporyou'llbelateforschool._____you_______hurryupyou'llbelateforschool.________youhurryup,you'llbelateforschool.2.I'lldomyhomeworkwhenmymothercomesback.I______domyhomework______mymothercomesback.Unless1)He____waituntiltherain____．A.won't;willstopB.won't;stopC.will;stopsD.will;willstop选择题C2)HewillgototheGreatWallifit___tomorrow．A.won'trainB.doesn'trainC.don'trainD.isn'training3)___youeatoldfood,youmaybeill.A.BeforeB.WhyC.IfD.WhichBCwear,puton,bein,dressDress表穿的动作，也表示打扮，后面常接人。Thechildcandresshimself这孩子能自己穿衣服了。

Wear表示穿的状语，常表示习惯性的穿着，如：Wewearsunglassesinsummer.我们在夏天常戴太阳镜，后接从头上到脚底的所有衣服，饰品，如手表，头发，眼镜等。也用成词组：bewearing接衣服，表示正穿着啥衣服，如：Doyouknowtheboywhoiswearingabluecoat.puton//inputon“穿上，戴上”in(prep.)，表“穿着”

E.g.It’scoldoutside,putonyourcoat.Heputsonhishatandgoesout.

ThewomaninawhiteblouseisJohn’smother.强调动作接服装、鞋帽的名词强调状态做定语、标语和状语sectionC2arrive,reach,getto区别：都表