八年级下学期复习指南（人教版）基础篇Unit 4单元重点知识

八年级下学期复习指南（人教版）基础篇>>UNIT 4重点单词allow v.允许；准许                wrong adj.有毛病；错误的guess v.猜测；估计                deal n.协议；交易relation n.关系；联系；交往        communication n.交流；沟通argue v.争吵；争论                cloud n.云；云朵elder n.年纪较长的                instead adv.代替；反而；却whatever pron.任何；每一          nervous adj.焦虑的；担忧的offer v.主动提出；自愿给予        proper adj.正确的；恰当的secondly adv.第二；其次           communicate v.交流；沟通 explain v.解释；说明              clear adj.清楚易懂的；晴朗的copy v.抄袭；模仿；复制；复印    return v.归还；回来；返回anymore adv.（常用于否定句和疑问句句末）再也（不）；（不）再member n.成员；分子             pressure n.压力compete v.竞争；对抗             opinion n.意见；想法；看法skill n.技艺；技巧                typical adj.典型的 continue v.持续；继续存在         compare v.比较 crazy adj.不理智的；疯狂的        cause v.造成；引起usual adj.通常的；寻常的          perhaps adv.可能；大概；也许football n.（美式）橄榄球；足球   quick adj.快的；迅速的；时间短暂的push v.鞭策；督促；推动          development n.发展；发育；成长重点短语look through快速查看；浏览          big deal重要的事work out成功地发展；解决           get on with和睦相处；关系良好so that以便于cut out删除；删去      be angry with sb.生某人的气have a fight with sb.和某人吵架        compare…with比较；对比in one's opinion依……看重点句型1.I studied until midnight last night so I didn't get enough sleep.昨天晚上我学习到半夜，所以我睡眠不足。2.Why don't you forget about it? Although she's wrong，it's not a big deal.你为什么不把这件事忘掉呢？虽然她做得不对，但也没什么大不了的。3.He should talk to his friend so that he can say he's sorry.他应该和他的朋友谈一谈，以表达歉意。4.Your best friend does not trust you anymore.你最好的朋友不再信任你了。5.Many of them are learning exam skills so that they can get into a good high school and later a good university.他们中很多人正在学习应试技巧以便能考入一所好高中，进而升入一所好大学。6.The Taylors are a typical American family.泰勒家就是一个典型的美国家庭。7.And they are always comparing them with other children.而且她们总是将自己的孩子和别的孩子相比较。 单元重点语法although, so that及until引导的状语从句1.although引导让步状语从句连词although意为“虽然；尽管”，引导让步状语从句，可以放在主句前面，也可以放在主句后面。例句：Although she's wrong, it's not a big deal.尽管她不对，但这也不是什么大不了的事。You could help him although you didn't let him copy your homework.尽管你不让他抄你的作业，但你可以帮助他。2.so that引导目的状语从句和结果状语从句（1）so that意为“以便”，引导目的状语从句，一般放在主句后，且不用逗号隔开。目的状语从句表示动机（即一种可能性），而非事实。因此，从句中常带有can, will, could, would, should等情态动词。例句：He should talk to his friend so that he can say he\'s sorry.他应当和他的朋友谈一谈，以便他能说声抱歉。You must go now so that you won't be late.你必须现在就去，以便不会迟到。（2）so that意为“以至于；结果”，引导结果状语从句，陈述的是客观事实，常常不带情态动词。例句：He got up early so that he caught the early bus.他起得早，因此赶上了早班车。My friend was ill so that she didn't come to school yesterday.我朋友生病了，所以她昨天没来上学。3.until引导时间状语从句连词until意为“直到……为止；到……时”，引导时间状语从句，常放在主句之后，也可以放在主句之前。主句为一般将来时，从句要用一般现在时表示将来。until用于肯定句中，意为“直到……为止”，主句谓语动词须用延续性动词；用于否定句中，意为“直到……才”，主句谓语动词通常用非延续性动词，也可用延续性动词。例句：They talked on and on until four o'clock in the morning.他们一直谈到凌晨四点。The letter passed from one to another until everyone had read it.这封信从一个人转手另一人直到每个人都看过。I won't believe it until I see it with my own eyes.直到亲眼看见，我才会相信。