英语八年级下册Unit 4 Why don’t you talk to your parents?Section B导学案

Unit 4 Why don’t you talk to your parents?

Section B & Self Check

教材知识全解 讲透知识 查漏补缺

知识点一compete的用法

教材原文 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.

本句中的compete是动词,意为“竞争;对抗”.compete with...表示“和······竞争”.

We can compete with the best team.我们能与最好的队竞争.

拓展 同根词

compete v.对抗;竞争

competition n.比赛;竞争 -tion是名词后缀

competitive adj. 竞争的 -tive是形容词后缀

例1(2020黑龙江齐齐哈尔朝鲜族中学期中)It's difficult for a small supermarket to_______ with the big supermarkets.

解析 句意:对于小超市来说是很难与大超市竞争的.compete with意为“和······竞争”,是固定搭配,故答案选C.

答案 C

知识点二 cut out的用法

教材原文 Maybe I could cut out a few of their activities...或许我可以减掉他们几个活动······

本句中的cut out是固定搭配,意为“删除;删去”.

I cut out one paragraph in this article.我删除了这篇文章的一个段落.

拓展 常见的cut短语有:

例2(2020湖北枣阳清潭中学期末)-Parents should_______ a few of their children's activities.

-Good idea. This way, children can have more free time to do something they like.

解析 句意:-父母应该减少孩子的一些活动.-好主意.这样,孩子们可以有更多的空闲时间去做他们喜欢做的事.cut up“切碎”;cut out“删除,删去”;cut off“切掉”;cut down“砍倒”.由句意可知此处指父母应该减少孩子们的一些活动,故选B.

答案 B

知识点三 quick的用法

教材原文 They have a quick dinner, 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”.

Be quick! The train leaves in 5 minutes!快点！五分钟后火车就要开了！

拓展 quick的延伸

quickly adr.快速地

fast adj.快的

rapid adj.迅速的

slow adj.缓慢的

slowly adv.缓慢地

例3 -Please listen to me carefully and then give a_______ answer to the question, OK?

-Yeah, no problem.

解析 句意:--请仔细听我说,然后快速作答,可以吗?-可以,没问题.此处是形容词作定语,由句意可知是希望对方快速作答,故答案选C.

答案 C

知识点四 continue的用法·

教材原文 “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”.表示“继续做某事”用continue to do sth.或 continue doing sth.,两者意义相同.

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?

例4

(2020安徽亳州涡阳王元中学月考)After playing soccer, they continued_______ swimming.

解析 句意:踢过足球之后,他们又继续去游泳.continue to do/doing sth.意为“继续做某事”,故答案选A.

答案 A

知识点五 compare的用法

教材原文 And they are always comparing them with other children.并且她们总是把他们和其他孩子相比.

compare...with...意为“把······与······相比”

Her family is rich. We can't compare our family with compare hers.

她家很富有.我们不能把我们家与她家相比.

Shakespeare compared the world to a stage.莎士比亚把世界比作舞台.

compare...to...意为“把······比作······”

例5(2020山东青岛超银中学月考) _______ this car_______ that one, and you'll see which is better.

解析 句意:把这辆车和那辆车相比,你就会明白哪一辆更好了.compare...with...意为“把······与······相比”,故答案选B

答案 B

重点难点全解 精讲精解 精准高效

until、so that和althongh引导的状语从句

状语从句就是在句中作状语的从句.状语从句有好几种,如时间状语从句、原因状语从句、条件状语从句、结果状语从句、目的状语从句等.本单元重点讲述以下三种类型的状语从句.

1.until 引导的时间状语从句

until意为“直到······为止;到······时”.注意 until 和not...until在用法上的区别.

Continue walking in this direction until you see a sign.一直朝着这个方向走,直到你看见一个指示牌.

I didn't wake up until I heard the alarm clock.直到听到闹钟响我才醒来.

2.so that引导的目的状语从句

so that意为“为了;以便”,引导目的状语从句.注意so that、in order that 和 in order to在用法上的区别.

Let me take down your telephone number so that I can call you later.

让我记下你的电话号码,以便以后我能打电话给你.

3.although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),也可置于句末,也可用于句中表强调.

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.

单元语法全解 熟悉句型 把握要领

Why don't you...?句型

Why don't you do sth.?意为“你为什么不做某事呢?”,与Why not do sth.?是同义表达.

Why don't you stay for supper?＝Why not stay for supper?你为什么不留下来吃晚饭呢?

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.

-Let's go to the seaside.让我们去海边吧.

-OK. Why not?可以.为什么不呢?

例(2020湖南长沙长郡双语实验学校月考)--I often run out of my pocket money by the middle of the month.

-_______ make a plan before you spend money? It may help you a lot.

解析 句意:--我经常在月中就把零花钱花光了.--为什么在花钱之前不制订一个计划呢?它可能对你有很大帮助.Why not意为“为什么不······”,后加动词原形;How about 意为“······怎么样”,后加doing 形式;Why don't“为什么不·····”,后加主语,再加谓语动词.根据空格后的词make 可知选A.

答案 A

易错易混全解 对比辨析 跳出陷阱

①elder, older

这两个词都是形容词old的比较级形式,区别在于:

My elder sister gave me an apple.我的姐姐给了我一个苹果.

The older man in the photo is my grandfather.照片里那个年龄较大的人是我的爷爷.

Your bag is older than mine.你的包比我的旧.

②instead, instead of

I didn't have a pen, so I used a pencil instead.我没有钢笔,因此我用铅笔代替.

I came instead of my elder brother.我代替我哥哥来了.