1、语法精讲语法精讲条件状语从句条件状语从句if引导条件状语从句，请看下引导条件状语从句，请看下面例句：面例句：If you go to the party,youll havea great time！如果你去参加聚会，你会玩得很开心！如果你去参加聚会，你会玩得很开心！if引导的为条件状语引导的为条件状语从句，要遵循从句，要遵循“主将从现主将从现”原则，即主句为将来时态时，从原则，即主句为将来时态时，从句使用一般现在时表达将来的意思。这时主句和从句所表达句使用一般现在时表达将来的意思。这时主句和从句所表达的时态在意义上仍然保持一致。从句还可以是祈使句或含有的时态在意义上仍然保持一致。从句还可以是
2、祈使句或含有情态动词的陈述句。情态动词的陈述句。如：如：If he goes to England,he will haveto learn English.如果他如果他要去英格兰，他将不得不学英语。要去英格兰，他将不得不学英语。You can get good grades if you workhard.如果你努力学习，你会取得好成绩。如果你努力学习，你会取得好成绩。Come here,if you want to know something about this event.如果你想如果你想对这个赛事有所了解，那请过来。对这个赛事有所了解，那请过来。Unless引导的条件状语从句引导的
3、条件状语从句Unless we talk to someone,well certainly feel worse.如果我们不与人交谈如果我们不与人交谈,我们必定会感觉更糟。我们必定会感觉更糟。点拨点拨unless连词连词,意为意为“除非；如果不除非；如果不”,用于引导条件状语从句。用于引导条件状语从句。unless可与可与if引导的否定的条件状语从句进行同义句转换。引导的否定的条件状语从句进行同义句转换。如：如：Youll be late unless you hurry up.=Youll be late if you dont hurry up.如果你不快点儿如果你不快点儿,你将会迟到。
4、你将会迟到。1、Let s order food from a restaurant 让我们在餐厅订购食物吧！order作动词时有两种意思：订购，下单 order sth from.从某处订购某从某处订购某物物 Would you like to order some bread？你需要点点一些面包吗？I some clothes that shop 我从那家商店订购了一些衣服 A.order;with B.ordered;into C.order;from D.ordered;from D命令 order sb to do sth 命令某人做某事命令某人做某事 The general the
5、 soldiers for next city at once.将军命令士兵们立刻动身前往下一个城市。A.order;to leave B.order;leave C.order;leaving D.orders;to leave 【拓展】两个常见且重要的结构：in order to+动词原形=in order that（句子），意为“为了.”He gets up early in order to catch the early bus.=He gets up early in order that he can catch the early bus.为了赶上早班车，他早早就起床了A2、I
6、f we ask people to bring food，theyll just bring potato chips and chocolate.如果我们要求大家带食物过来，他们只会带薯片和巧克力过来 ask，动词，两层意思：询问，问：The teacher asked us“Do you finish homework？”老师问我们道：你们完成作业了吗？要求：ask sb to do sth 要求某人做某事要求某人做某事 My parents ask me to go home on every weekend.我父母要求我每周末都要回家。The teacher asks the stu
7、dents not to play outside.老师要求学生们不要到外面去玩耍。It is time for class,Mr.King asked all the children _ down quietly.A.sit B.sat C.to sit D.sittingC3、Theyll be too lazy to cook。他们会懒得不想煮饭。too.to.太太.以至不能以至不能.Too+形容词/副词+to+动词原形He is too fat to run fast.他太胖了以至不能跑得快。His father is too poor to send him to school.他
8、父亲太穷了以至不能送他上学。He runs too slowly up with Mike.(catch)他跑得太慢了以至于追不上迈克。to catchToo.to.是初中重点学习结构之一，它可以与so.that.和not.enough to互换So+形容词形容词/副词副词+that（句子）（句子）He is too fat so that he cant run fast.His father is so poor that he cant his child to school.Not+形容词形容词+enough（adv）+to do sth.His father is not rich
9、enough to send his child to school.He is not thin enough fast.A.run B.running C.to run D.ran （1）The girl is _ young _ dress herself.（2）I havent seen my grandparents for long，Im too busy _ them these days.Why not call them instead?A.visit B.to visit C.visiting D.visitsC,too to,B4、Can you give me some
10、 advice please?请问你可以给我一些建议吗？(1)advise,v.建议(2)advice,n.建议,是不可数名词不可数名词,因此要表示数量时需要借助some和piece等词 a piece of advice 一条建议一条建议 two pieces of advice 两条建议 some advice一些建议suggestion，也是“建议”，但它是可数名词可数名词 some advice=some suggestions 一些建议练习：1.His teacher give him some to him.A.advise B.advices C.suggestion D.adv
11、ice2.My best friend to finish my homework.A.advise B.advises C.advice D.advices BA单项选择单项选择()1.I met a friend of mine .A.on my way home B.on my way to homeC.in my way homeD.in my way to home ()2.They didnt go to bed they finished their homework.A.until B.becauseC.when D.if ()3.We shouldnt their mista
12、kes.A.to laughB.laugh at C.laugh D.to laugh atAAB按要求写出下列单词按要求写出下列单词1经验；经历（经验；经历（n.）_2别的；其他别的；其他的（的（adv.）_3无疑；肯定；当然；行（无疑；肯定；当然；行（adv.）_（adj.）_4善解人意的；体谅人的（善解人意的；体谅人的（adj.）_（v.）_5小心的；细致的；精心的（小心的；细致的；精心的（adj.）_（反义词）（反义词）_（v.）_1experience2else3certainly certain 4understanding understand 5careful careless
13、 care 根据句意及汉语提示填写单词。根据句意及汉语提示填写单词。1Write down the two English w_ and remember them.2The two s_ had different ideas about the future prediction.3Students have a twomonth h_ every summer.4Your plan is not good.Thats why I d_ with you.5He got to the park earlier than us.When we arrived at the park，he w
14、as a_ there.1.prediction2.environment3.parts4.earth5.planets6Mr.Brown and his friend want to go to _(伦敦伦敦)next week.7Taras grandfather is a teacher in a _(综合综合性大学性大学)8Are there any _(外国的外国的)students in your school?9I want to be a _(飞行员飞行员)when I grow up.10We do the _(每周的每周的)shopping every Saturday.6.London 7.university8.foreign9.pilot10.weekly
