八年级英语下册 Unit7《Mind and memory》文字素材2 牛津广州版.doc

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1、Unit7Mindandmemory*truths,facts,thingswhichalwayshappen原理，客观事实，规则例句：Ifyoucoolthewater,itturnsintoice.结构:if从句（一般现在时）+主句（一般现在时）**possiblethingsnoworinthefuture.可能会发生的事引导词是if（如果）.如果主句是一般将来时，条件状语从句只能用一般现在时.例句：Ifyoustayathome,I'llgo.如果你呆在家里，我就走。Ifwedon'tgetupearly,wewon'tcatchthetr

2、ain.如果我们不早起，我们就赶不上火车。Ifyouknowtheanswer,writeitdown.结构:1)if从句（一般现在时）+主句（一般将来时）2)if从句（一般现在时）+主句（祈使句）***(拓展):awish,notrealthingsnoworinthefuture愿望，现在或将来不会发生的事例句：IfIhadabilliondollars,Iwouldbuythebiggestboat.结构:if从句（一般过去时）+主句（一般过去时）(would...)【巩固】completethesentenceswiththerightve

3、rbforms.1.Ifyou_________(notstudy),you_________(fail)thetest.2.We_________(die)ifwe_________(notget)helpsoon!3.Ifyou_________(look)inthefridge,you_________(find)somecolddrinks.4.Ifthere_________(be)nooilintheengine,thecar_________(break)down.5.I_________(lend)youmyumbrellaifyo

4、u_________(need)it.6.Thesealevel_________(rise)iftheplanet_________(get)hotter.7.Ifyou_______(eat)yoursandwichesnow,you_______(have)anythingforlunch!8.You_________(be)safeinanaccidentifyou_________(wear)yourseatbelt.9.Ifhe______(save)allhismoney,he______(beabletogo)onholidayto

5、Canada.10.I_________(notcome)withyouifyou_________(notbring)John!-1-