八年级上册-Unit-3-Computers-知识点讲与练

1、 1、in the 1940s 在 20 世纪 90 年代的时候 =in the 1940s3、 smaller and smaller 越来越小比较级+比较级 越来越4、be unaware of 没意识到5、inside prep. 在里面6、depend v. 依靠，依赖 dependent adj.依赖的，依靠的；dependable adj. 可靠的 depend on/ upon 依靠，依而定depend on it 毫无疑问，没问题 it all depends. 这也难说，要看情况而定。7、do with 处理(与 what 搭配） deal with 处理（与 how 搭配）

2、8、at a faster speed 以(用）一个更快的速度用工具 with hands/ears/eyes/computers用声音 in a low voice用语言 in english用材料 in ink,pen以价格 at the high price以速度 at a full speed9、give wrong answers = give a wrong answer 给出错误的答案10、with prep. 和人一起 具有 用11、addition n. 加法，增加物 in addition= besides 另外 in addition to= as well as 除了之

3、外12、like v. 喜欢 prep. 像like sth 喜欢某物 like to do sth = like doing sth 喜欢做某事13、one day （过去或将来的）某天 some day (将来的）某天14、be able to do sth = can 能够做某15、for example 例如（一个例子） such as 例如（多个例子）16、be better at doing sth 更擅长做某事 be good at doing sth 擅长做某事 be good for .对有好处 be goodto.对友好pay for sth 为某物付钱8give some

4、 advice 给建议9hope for sth 希望得到某物 hope to do sth.希望做某事 hope (that)+句子希望10stop to do sth 停下来去做某事（做别的事） stop doing sth 停止做某事（停止正在做的事）stop sb from doing sth 阻止某人做某事11. by doing sth 通过做某事12. have to 不得不（客观的）must 必须（主观的） 13. how often 多久一次（问频率）14. much +比较级 的多15. one of +最高级+n.(pl.) 之一16. become +adj 变得17.

5、 look forward to (介词） 期望 在介词后面加动词，都加动词的 ing 形式。三、同步讲与练1. stop working ! lets stop to have lunch.1. stop_! our teacher is coming. a. talk b. to talk c. talking d. talked2. on my way home, i met an old friend and stopped _ a talk.(have)2. theyll also give some advice on how to use computers for studyi

6、ng .他们也会给一些关于怎样利用网络学习的建议。give (sb) some advice on how to do- 关于某方面的建议（advice 不可数）怎样做某事（必须接宾语）=give (sb) some advice on doing-1.王教师昨天给了我们一些如何学好英语的建议.dr wang gave us _ _ _ _ _ _english well.2. i dont know _ the computer.3. i hope we can all work together to stop students from spending too much time pl

7、aying computergames.(p.45)stop sb. from doing 阻止某人做-sb. spend some time on/(in) doing 某人花钱、花时间做某事1.我们的环境越来越差了，我们应该阻止人们砍伐树木。our environment is becoming worse and worse, we should _ people _ _ down trees.2. tom _ two days _ the story.b. paid; for reading c. spend; reading d. spent; on b. large number

8、c. whole work d. full amountb. how do you like c. why do you buy d. how much isa. costs a little money b. looks beautifulc. costs a lot of money d. doesnt cost much( )9. jack works hard. in addition, he is kind to his friends.ii. 单项选择题( )1. taking buses in beijing is _ than _ a taxi.a. more cheap; t

9、aking b. much cheaper; taking c. a little cheap; to take d. a little cheaper; to take( )2. _, shenzhen was still a small village.a. price; at the speed ofb. price; in the speed of c. speed; in the speed of d. speed; at the speed of( )5. thank you for _ us with the task. i look forward to _ with you next time.d. to help; working b. happened with; depended; witha. the more; the happiestb. the more; the happier c. the less; the happiestd. many things; happyiii. 词形填空12. the doctor is doing an _(operate) on the patient.5. 你日常生活中常常对手机依赖吗？do you