Unit6if条件状语从句课件牛津深圳版（广州沈阳通用）七年级英语上册

GrammarConditionalsentences7AUnit6TravellingaroundAsia学习目标了解第一条件句的含义、动词形式和用法。能够区分零条件句和第一条件句。能够运用零条件句和第一条件句造句和短对话，提出建议，作出预测和制定计划。AftervisitingShanghai,youcangivesomeadvicetoyourgoodfriend,usingthestructure“if”conditionalsentences.Ifyouenjoyhistoryandnaturalbeauty,youwillloveYuGarden.Lookandsay

YuGarden.Historyandnatural1课堂导入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条件状语从句位置注意：if从句可放在主句前或主句后，从句置于主句前时，须用逗号与主句隔开，反之则不用逗号。Ifyouenjoyhistoryandnaturalbeauty,youwillloveYuGarden.If

youwalkalongtheBund,youwillseemanyoldbuildings.IfyouvisitthesiteoftheFirstNationalCongressoftheCPC,youcanlearnaboutthefoundinghistoryoftheCPC.If

youlikesightseeing,youwillloveit!ChangetheorderofthesesentencesYouwillloveYuGarden

ifyouenjoyhistoryandnaturalbeauty.Youwillseemanyoldbuildingsif

youwalk

alongtheBund,YoucanlearnaboutthefoundinghistoryoftheCPCifyouvisitthesiteoftheFirstNationalCongressoftheCPC.Youwillloveitif

youlikesightseeing!1if从句动词用一般现在时（do)，主句动词用一般将来时(willdo)。2if从句动词用一般现在时(do)，主句动词用情态动词may/can/must/should等。workouttherulesobserve（观察）

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检查)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(从句）.______________________________________________________________________________________________________________________________________William'smumisgivinghimadvice（建议）abouthisproblems.Exercise22minsCompletethesentences.Thinkaboutwhatmayhappenin100years.Exercise32minsChoosethecorrectanswers.generaltruth/facts（客观真理，普遍现象）

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从句动词用一般现在时，主句动词用一般现在时。

if从句动词用一般现在时主句动词用祈使句（do).Lookatthepicturesandmakesentenceswithifclause.Exercise11.Ifwetouchthefire,wegetburned.2.Ifthefishliveswithoutwater,itdiessoon.3.Ababysmilesifheishappy.if从句动词用一般现在时（do)，主句动词用一般将来时(willdo)。if从句动词用一般现在时(do)主句动词用情态动词may/can/must/should等。if从句动词用一般现在时（do)，主句动词用一般现在时（do）

。if从句动词用一般现在时(do)，主句动词用祈使句（do)possibleactionsandtheresults可能的行为和结果generaltruthsorfacts，

instructions客观真理，普遍现象，或者指示，命令ReviewtherulesofconditionalsentencesExercise2Exercise2Summary：ConditionalsentencesFirstconditionalZeroconditi