GrammarConditionalsentences7AUnit6TravellingaroundAsia學習目標了解第一條件句的含義、動詞形式和用法。能夠區(qū)分零條件句和第一條件句。能夠運用零條件句和第一條件句造句和短對話，提出建議，作出預測和制定計劃。AftervisitingShanghai,youcangivesomeadvicetoyourgoodfriend,usingthestructure“if”conditionalsentences.Ifyouenjoyhistoryandnaturalbeauty,youwillloveYuGarden.Lookandsay

YuGarden.Historyandnatural1課堂導入IfyouwalkalongtheBund,youwillseemanyoldbuildings.ThebundmanyoldbuildingsAftervisitingShanghai,youcangivesomeadvicetoyourgoodfriend,usingthestructure“if”conditionalsentences.IfyouvisitthesiteoftheFirstNationalCongressoftheCPC,youcanlearnaboutthefoundinghistoryoftheCPC.Ifyouenjoyhistoryandnaturalbeauty,youwillloveYuGarden.If

youwalkalongtheBund,youwillsee

manyoldbuildings.IfyouvisitthesiteoftheFirstNationalCongressoftheCPC,youcanlearnabout

thefoundinghistoryoftheCPC.If

youlikesightseeing,youwilllove

it!

Meaning?Firstconditionalssentences

possibleactionstheresults

Firstconditionalssentencestalkabout

possibleactions

andtheresultsoftheseactions.Theyareusedforpossibleorrealisticsituations

inthefuture（time）.Meaning

Canwechangetheorderofthetwoclauses(分句)?IfyouwalkalongtheBund,youwillseemanyoldbuildings.MainclauseIf-clauseYouwillseemanyoldbuildingsifyouwalkalongtheBund.If-clauseMainclause條件狀語從句位置注意：if從句可放在主句前或主句后，從句置于主句前時，須用逗號與主句隔開，反之則不用逗號。Ifyouenjoyhistoryandnaturalbeauty,youwillloveYuGarden.If

youwalkalongtheBund,youwillseemanyoldbuildings.IfyouvisitthesiteoftheFirstNationalCongressoftheCPC,youcanlearnaboutthefoundinghistoryoftheCPC.If

youlikesightseeing,youwillloveit!ChangetheorderofthesesentencesYouwillloveYuGarden

ifyouenjoyhistoryandnaturalbeauty.Youwillseemanyoldbuildingsif

youwalk

alongtheBund,YoucanlearnaboutthefoundinghistoryoftheCPCifyouvisitthesiteoftheFirstNationalCongressoftheCPC.Youwillloveitif

youlikesightseeing!1if從句動詞用一般現(xiàn)在時（do)，主句動詞用一般將來時(willdo)。2if從句動詞用一般現(xiàn)在時(do)，主句動詞用情態(tài)動詞may/can/must/should等。workouttherulesobserve（觀察）

Findincorrectverbs.Correctthem.

I

don'tknowwhattodo!

Iamill,butif

I

won't

goto

schooltomorrow,I'llmissthetest.IfI'llmissthetest,

I'llhavetodoitintheholidays.Butif

l

goto

schoolanddothetestwhenI'mill,I'msureIdonotgetagoodmark.What

a

difficultdecision!don’tIwillnotExercise1Williamhasalotofproblemsinhiseverydaylife.What’syouradvice?Discussinpairs(1)Ifyou_________(check檢查)yourtimetable（日程表）everynight,you________(know)whichbookstobring.(2)Ifyou__________(call)yourfriends,they__________(tell)youwhathomeworktodo.(3)Ifyou__________(go)tobedearly,you__________(notfeel)tiredinthemornings.(4)Ifyou__________(look)itupinthedictionary,you__________(find)outitsmeaning.GiveyourtwopiecesofadviceaboutWilliam’sproblemswithifclause(從句）.______________________________________________________________________________________________________________________________________William'smumisgivinghimadvice（建議）abouthisproblems.Exercise22minsCompletethesentences.Thinkaboutwhatmayhappenin100years.Exercise32minsChoosethecorrectanswers.generaltruth/facts（客觀真理，普遍現(xiàn)象）

ZeroconditionalsentencesCallmeifyouneedhelp!Ifsheringsthedoorbell,tell

hertogoaway.Ifyouputfoodinthefridge,itkeepsfreshlonger.

Ifdogsgetangry,theybark(吠叫）

.Ifpeopledonoteat,theyget

hungery.Theplantsdon’tgrowifitdoesn’train.instructions(指示/命令）

Ifyouheatwaterto100degrees,it

boils.

Ifpeopledonoteat,theyget

hungery.Ifsheringsthedoorbell,tell

hertogoaway.Zeroconditionalisusedforgeneraltruthsorfacts.Itisalsousedforinstructions(指示）

WhatHow？

if從句動詞用一般現(xiàn)在時，主句動詞用一般現(xiàn)在時。

if從句動詞用一般現(xiàn)在時主句動詞用祈使句（do).Lookatthepicturesandmakesentenceswithifclause.Exercise11.Ifwetouchthefire,wegetburned.2.Ifthefishliveswithoutwater,itdiessoon.3.Ababysmilesifheishappy.if從句動詞用一般現(xiàn)在時（do)，主句動詞用一般將來時(willdo)。if從句動詞用一般現(xiàn)在時(do)主句動詞用情態(tài)動詞may/can/must/should等。if從句動詞用一般現(xiàn)在時（do)，主句動詞用一般現(xiàn)在時（do）

。if從句動詞用一般現(xiàn)在時(do)，主句動詞用祈使句（do)possibleactionsandtheresults可能的行為和結(jié)果generaltruthsorfacts，

instructions客觀真理，普遍現(xiàn)象，或者指示，命令ReviewtherulesofconditionalsentencesExercise2Exercise2Summary：ConditionalsentencesFirstconditionalZeroconditi