八年级下册Unit3课文讲解+知识点+练习

Unit3 Could you please clean your room?

Section A

重点短语

go out for dinner 出去吃饭

stay out late 在外面待到很晚

go to the movies 去看电影

get a ride 搭车

work on 从事

finish doing sth. 完成做某事

clean and tidy 干净整洁

do the dishes 洗餐具

take out the rubbish 倒垃圾

fold your/the clothes 叠衣服

sweep the floor 扫地

make your/the bed 整理床铺

clean the living room 打扫客厅

no problem 没问题

welcome sb. 欢迎某人

come home fro m school/ work放学/下班回家throw down 扔下

sit down 坐下

come over 过来

take sb. for a walk 带某人去散步

all the time 一直;总是

all day/evening 整曰/夜

do housework 做家务

shout back 大声回应

walk away 走开

.share the housework 分担家务

a comfortable home 一个舒适的家

in surprise 惊讶地

get something to drink 拿点喝的东西

watch one show 观看一个节目

hang out 闲逛

pass sb. sth. 把某物传给某人

lend sb. sth. 把某物借给某人

get sth. wet 使某物弄湿

hate to do sth. 讨厌做某事

do chores 做杂务help sb. (to ) d o /with sth 帮助某人干某事bring a tent带顶帐篷来

buy some snacks买些小吃

go to the store去商店

invite sb. to a party邀请某人参加聚会

make sb. do sth. 使某人做某事

enough stress足够的压力

waste of time浪费时间

in order to为了

get good grades取得好成绩

mind doing sth. 介意做某事

depend on依赖;依靠

develop children’s

independence发展孩子的独立性

look after/take care of 照顾；照看

do one’s part in (doing ) sth.做某人分内的事

二、重点句型

1. Could you please…

..do sth. ?

Could you please clean your room?你能整理一下你的房间吗？

2. I have to do some work.我必须干些活。

3. Could I+ do sth. ?

Could I use your computer?我可以用一下你的电脑吗？

4. She won’ t be happy if she sees this mess.如果她看到这样乱七八糟的话，她会不高兴的。

5. For one week, she did not do any housework and neither did I.

整整一周，她什么家务活都不干了，我也一样。

6. My mom came over as soon as I sat down

in front of the T V .

我一在电视机前坐下，我妈妈就过来了。

7. hate + ( to do/ doing) sth.

I hate to do chores.

1.Peter ,could you please take out the trash? 彼得，你能把垃圾倒了吗？

【解析1】Could you please do sth ?请你（做）......好吗？

用于提出请求，希望得到对方的肯定回答，说话的语气比较客气委婉。

Could 不是can 的过去式，是委婉、礼貌的说法。回答用can.

【常用答语】肯定回答：Sure./ Of course./ Certainly./No problem.否定回答：Sorry , I can ’t

【解析2】take out 取出（v+ adv ）

【注】: 跟代词做宾语，代词放中间；跟名词做宾语，可放在中间，也可放在后边

【短语】take out the trash 倒垃圾take a walk 散步take away 拿走，取走

take back 收回take place 发生take off 脱下；起飞

The gift is in the box. You can take it out.

2. Can you do the dishes.？那你可以洗盘子吗？do the dishes 洗碗

【结构1】do the +名词：do the dishes/ laundry 洗餐具/衣服

【结构2】do the +动词-ing do the cleaning 打扫卫生

【结构3】do one ’s + 名词do one ’s housework/ homework 做家务/家庭作业

【结构4】do some +动词-ing do some reading/ shopping 读写书/购物

3.Could I at least finish watching this show? 至少让我看完这个节目可以吗？

【解析1】Could I do a sth? 我可以做......吗？用于表达请求，语气比较委婉。

Could I go out with my classmate this weekend?

【解析2】at least 至少，多指数量或程度上的最低限度。(反) at most 至少，不超过

【解析3】finish v 结束；完成finish doing sth 做完某事

4.I think two hours of TV is enough for you! 我觉得你看两个小时的电视已经足够了。

【解析1】two hours of TV 表示时间、距离、金额、度量等词语作主语时，通常被视作整体，谓语动词用单数形式。How time is flies! Three years _______(be) really a short time.

足够的，充分的（在句中作定语或表语）【解析2】enough

I don ’t have enough money with me. 足够；充分（放在形容词；副词后）

The river is deep enough for swimming.

【记】Mr. Smith has enough money ,but he isn ’t kind enough to help others.

【注意】enough 修饰名词时，置于名词前；修饰形容词时，置于形容词之后。

5.Could you take out the rubbish,fold the clothes and do the dishes?

你能把垃圾倒了。把衣服叠好，再把碗洗了吗？【解析】take out 拿出；取出

take 的用法：

Please take some books to the classroom. Take this medicine three times a day.

take They usually take the bus to work.

It takes me two hours to do my homework every day. 【拓展】take 构成的短语：

take a walk 去散步take a rest 休息

take care of 照顾take off 脱下；起飞take up 占据take down 拿下

take one ’s time 不急；慢慢来

作副词作形容

拿；取

吃；喝；服用乘（车；船等）花费（时间；金钱）