人教版八年级下册英语Unit 4 知识点语法归纳总结

Unit 4 Why don’t you talk to your parents?1.短语归纳2.典句必背3.用法集萃(1)My parents don't allow me to hang out with my friends. 我的父母不允许我和我的朋友们出去闲逛。

❖allow作动词，意为“允许；准许”。

allow sb. to do sth. 意为“允许某人做某事”，也可以是allow sb. sth.例：His parents won't allow him to stay out late. 他的父母不允许他在外面待到很晚。

Each passenger is allowed 20 kilograms of baggage. 每位旅客准许携带20千克行李。

❖allow sb. to do sth.的被动结构是：“sb. be allowed to do sth.” 某人被允许做某事例：We are allowed to choose our own clothes. 我们被允许选择自己的衣服。

The children are not allowed to play on this lawn. 孩子们不准在这块草地上玩耍。

(2)What’s wrong?怎么了?❖wrong作形容词，意为“有毛病的；错误的”例：There’s something wrong with my bike. 我的自行车出毛病了。

I’m sorry to tell you that your answers are wrong. 我很遗憾地告诉你，你的答案错了。

❖拓展：wrong的延伸(3)I’m really tired because I studied until midnight last night.我真的很累，因为我昨天晚上一直学习到半夜。

❖because是连词，意为“因为”，引导原因状语从句。

because和so不能同时使用。

例：He will sell his house because he needs money. 因为他需要钱，所以他将出售他的房子。

(4)Well, I found my sister looking through my things yesterday.哦，昨天我发现我姐如正在翻后我的东西。

❖look though是固定短语，意为“快速查看；浏览”。

例：I looked through the notes before the exam. 我考试前匆匆看了一下笔记。

❖拓展：look的短语小结(5)Hope things work out. 希望事情会好起来。

❖workout属于“动词+副词”的短语搭配，意为“解决；成功地发展”。

如果宾语是名词，既可以放在out前，也可以放在out后；若宾语是代词，只能放在work和out之间。

例：I hope the project can work out fine. 我希望这个项目能顺利发展。

She is experienced enough to work out the problems. 她足够有经验，能够解决这些问题。

❖动词+out(6)My problem is that I can’t get on with my family. 我的问题是我不能和我的家人和睦相处❖get on with是固定短语，表示“和睦相处；相处融洽”，与get along with 同义。

get on/ along well with sb. 意为“和某人相处得很好”例：They got on well with their classmates. 他们和同学们相处得很好。

(7)When they argue, it's like a big, black Cloud hanging over our home. 当他们争吵的时候，就像有团巨大的乌云笼罩在我们家的上方。

❖argue作动词，意为“争吵；争论”。

argue with sb. about/over sth. 表示“就某事和某人争吵/争论”例：Don’t argue with your parents. 不要和你的父母争吵Do what you are told and don’t argue with me. 做让你做的事情，别和我争论。

(8)If your parents are having problems, you should offer to help.如果你的父母有问题，你应当主动帮助他们。

❖offer作动词，意为“主动提出；自愿给予”。

offer还可以作名词，意为“主动提议；建议”。

例：He offered to lend me his bike. 他主动提出要把他的自行车借给我。

Thank you for your kind offer of help. 谢谢你的好心帮助。

❖拓展：offer的搭配(9)Secondly, why don’t you sit down and communicate with your brother?其次，你为什么不坐下来和你哥哥沟通呢?❖communicate作动词，意为“交流；沟通”communicate with sb. 表示“和某人交流；和某人沟通”例：Parents often find it difficult to communicate with their children. 父母经常发现很难和他们的孩子沟通。

(10)You should explain that you don’t mind him watching TV all the time.你应该解释你并不介意他总是看电视。

❖mind sb. doing sth. 表示“介意某人做某事”，“sb.”也可以用形容词性物主代词代替例：We don’t mind him/his walking around here. 我们不介意他在这里走来走去❖mind doing sth. 表示“介意做某事”例：Do you mind moving your bike? 你介意把你的自行车移一下吗?(11)Others are practicing sports so that they can compete and win.其他人都在练习体育项目，为的是他们能够参加比赛并获胜。

❖compete是动词，意为“竞争；对抗”。

compete with... 表示“和.....竞争”例：We can compete with the best team. 我们能与最好的队竞争。

❖compete同根词competition n.比赛；竞争competitive adj. 竞争的(12)Maybe I could cut out a few of their activities... 或许我可以减掉他们几个活动❖cut out是固定搭配，意为“删除；删去”例：I cut out one paragraph in this article. 我删除了这篇文章的一个段落❖cut短语(13)They have a quick diner ,and then it’s time for homework.他们快速吃完晚饭，然后就要做作业。

❖quick作形容词，意为“快的；快速的”。

例：Be quick! The train leaves in 5 minutes ! 快点!五分钟后火车就要开了!❖quick的延伸(14)“In some families, competition starts very young and continues until the kids get older,” she says.她说：“在有些家庭里，竞争从很小就开始了，并且一直持续到孩子们长大。

”❖continue作动词，意为“持续；继续存在”continue to do sth./continue doing sth. 继续做某事例：How can you continue to work/ working with all that noise going on?你在那不停的噪音中怎么能继续工作呀?(15)And they are always comparing them with other children. 并且他们总是把他们和其他孩子相比。

❖compare....with..意为“把...与相比”例：Her family is rich. We can’t compare our family with hers.她家很富有。

我们不能把我们家与她家相比。

❖compare....to..意为“把...比作...”例：Shakespeare compared the world to a stage. 莎土比亚把世界比作舞台4.语法聚焦(1)Why don’t you...?句型❖含义及用法❖拓展：Why not? 是常见的口语表达，意为“为什么不呢?”，用于表示同意或赞同。

例：—Let’s go to the seaside. 让我们去海边吧。

—OK.Why not? 可以。

为什么不呢?(2)until, so that, although引导的状语从句引导的时间状语从句①until②so that引导的目的状语从句❖辨析：so that, so...that, such...that③although引导的让步状语从句❖although意为“尽管；虽然”，常用于引导让步状语从句，且引导的句子常指事实，而不指设想。

although可置于句首（此时多用逗号与主句分开），也可置于句来，也可用于句中表强调。

例：Although my uncle is old. he looks very strong and healthy.我的叔叔虽然老了,但他看上去还是很健壮。

❖注意：although, though, even though都可以用来引导让步状语从句，它们都不能和but同时使用。