Unit 8 考点学案2020-2021学年牛津译林版八年级下册英语

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Comic strip & Welcome to the unit

1. Will more trees be planted this year? (P. 106)

【考点】

will...be planted 为一般将来时的被动语态。一般将来时的被动语态由“be going to/will＋be＋过去分

词”构成。

e.g. The books will be bought next week. 书将在下周买。

【典例】

a) 这项工作将在一小时之后完成。

_______ _______ _______ _______ _______ _______ _______ _______ .

【易错点】

在this，that，last，next 及every 等构成的表示时间的短语前一般不加介词 in/on。

e.g. I am going to play football this afternoon. 我打算在今天下午踢足球。

e.g. You drank too much that evening. 那晚你喝得太多了。

【注意】that day 前可以加 on。

e.g. I didn't see him (on) that day. 那天我没有看到他。

【典例】

b) We will give a talk_______ next week.

A. in B．for C．on D．/

c) What did you do_______ that morning?

A. on B．in C．/ D．at

【中考链接】

① We’re sure that the environment in our city _____ greatly through our work in the near future.

A. improved B. was improved C. has improved D. will be improved

② Tourists’ bad behavior _______ by the government in our country from now on.

A. will record B. will be recorded C. records D. is recorded

2. Trees are good for us. (P. 106)

【重点短语】

be good for 意为“对……有益”。

e.g. Taking exercise is good for health. 运动对健康有益。

【易混词组辨析】

词组意义与用法例句

be good at “擅长；在……（方面）做得好”，后面

接表示事物的名词、代词或动名词。 Xu Beihong was good at drawing horses.

be good for “对……有益(有用）”，后面接表示人或

物的名词或代词。 Drinking more water is good for you.

be good to “对……好(和善)”，后面接人或人格化的

名词或代词。 She is very good to her neighbors.

be good with “与……相处得好”，后面接表示人的名

词或代词。 He is very good with the children.

【典例】

Tom is good_______ playing football. It is good_______ his health.

A. at; for B. for; for C. at; at D. for; at

3. I like digging in the garden. (P. 106)

【重点单词】

dig 动词，意为“挖(洞，沟等)”，现在分词为 digging，过去式和过去分词为 dug。

e.g. Some children are digging in the garden.

e.g. Last year they dug five channels. 去年他们挖了五条隧道。

【短语拓展】

dig out 意为“挖出;找出”; dig up 意为“掘地;揭露”。

e.g. He had to dig the car out of the snow. 他不得不把汽车从雪里挖出来。

4. Are you serious? (P. 106)

【重点单词】

serious 形容词，意为“认真的，严肃的”，在句中作定语或表语。固定结构 be serious about (doing)

sth. 意为“对(做)某事认真”。其副词为 seriously，意为“严肃地;认真地;严重地”。

e.g. Believe me. I'm serious. 相信我。我是认真的。

e.g. He looked serious as he entered the classroom. 他进入教室时看上去很严肃。

【拓展】

serious 作形容词，还表示“严重的；重要的”。

e.g. She has made a serious mistake but she doesn't realize it. 她犯了一个严重的错误，但她还没有意识到。

5. World Environment Day is coming. 世界环境日就要到了。 (P. 106)

【中考链接】

- Peter, can you come downstairs and do me a favor?

- Yes, mum. I ______.

A. came B. come C. am coming

6. What should we do to live a green life, class? (P. 107)

【短语】

live a...life 意为“过着……（样）的生活”。

e.g. My grandparents lived a poor life in the past. 我祖父母过去过着贫穷的生活。

e.g. The children are now living a comfortable life. 孩子们现在过着舒适的生活。

7. We can reduce air pollution by riding bicycles. (P. 107)

【重点单词】

reduce 动词，意为“减少，降低”，指重量、数目、范围、速度等减少或降低。

【短语】

reduce to 减少到

reduce by 减少了

e.g. We must take steps to reduce air pollution. 我们必须采取措施减少空气污染。

e.g. As a result, costs will be reduced by as much as 90%. 结果，成本将会降低 90%之多。

8. We can save water by taking shorter showers. (P. 107)

【重点单词·save】

词性词义例句

及物动词节约 Please save water every day. 请每天节约用水。

及物动词储蓄，储存 Jack saves a lot of money to buy a computer.

杰克为了买电脑存了很多钱。

及物动词救，救助 The famous doctor saved the boy's life.

9. We can save energy by turning off the lights when we leave a room. (P. 107)

【短语】

turn off 意为“关上(开关)”，对应短语为 turn on，意为“打开(开关)”。turn, 动词，意为“旋转，转

动”。turn off 和turn on 都是“动词+副词”结构短语，后接代词时，代词应放在 turn 和on/off 的中间。

e.g. Could you turn off the TV, please?

e.g. I want to listen to the radio. Please turn it on.

【短语拓展】

turn ... into... 把……变成

turn down 拒绝；调低（音量）

turn up 调高（音量）；出现

turn on/off 打开/关掉

turn in 上交

turn to 翻到……；向……求助

turn out 结果是；生产

turn over 翻页；移交

take turns 轮流

turn around 转过身

【辨析】

turn off 关上（电灯、自来水、煤气、无线电等）反义短语 turn on

close （把门、窗、箱子、盒子）关上反义词 open

10. More and more families own cars and this causes serious air pollutions. (P. 107)

【常用表达】

more and more families 意为“越来越多的家庭”，more and more 意为“越来越多”，既可修饰可数名

词又可修饰不可数名词。

e.g. More and more water is coming out. 越来越多的水流了出来。

 表示“越来越少”时用 fewer and fewer 修饰可数名词，用 less and less 修饰不可数名词。

e.g. Fewer and fewer people like this book. 越来越少的人喜欢这本书。

e.g. There is less and less air pollution here. 这儿的空气污染越来越少。

【句型】

“①越来越……”，用“比较级+ and+比较级”的句型。

“②越……，就越……”，用“the +比较级，the +比较级”的句型。

【典例】

① 这条路上的车子越来越少。

② 你越认真，你就会犯越少的错误。

③你经历的越多，你就能得到越多的见识。

【重点单词 1·own】

词性词义例句

名词常用短语 He has a room of his own.

I do the housework on my own.

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