Unit4Thenandnow知识点归纳

1、1/ 3Unit 4 Then and now知识点归纳、短语I.过去和现在then and now2.六年前six years ago3 .不会写字could not write4.做很多事情do many things5.二十年前twenty years ago6 .写信给他的朋友们write letters to his friends7 .用电话机给人打电话use the telephone to call people8 .家里和办公室的电话机the telephone at home and in the office9 .一部手机a mobile phone10.随处给人打电话c

2、all people anywhereII.写电子邮件write emails12.他也写电子邮件He also writes emails.=He writes emails too .13.三十年前thirty years ago14迈克的爷爷Mikes grandpa15.听收音机listen to the radio16.看报纸获取新闻read newspapers for news17.阅读和观看新闻read and watch news 18.在网上on the Internet 19.看电子书read e-books 20.在学校交朋友make friends at school

3、21.从商店里买东西buy things from shops22.全世界all over the world23.来自世界各地的网友e-friends from all over the world2/ 324.在网上购物/网购do shopping on the Internet3/ 325.贴两张照片stick two photos 26.努力工作work hard27.每天every day28.我的表弟my cousin29在度假on holiday30.美国人（复数）theAmerica ns（口诀：中日不变，英法变，其余+s）31.发明飞机/火车invent the aeropl

4、ane/train32.英国人the British/the Englishmen33.节英语课an English lesson34.朝窗外看look out of the window35.听我说listen to me36.继续go on37.今天是星期几？What day is today?=What day is it today?38.你会拼写它吗？Can you spell it ?39.变得生气get angry40.用“鸡蛋”造一个句子make a sentence withegg41.吃一块蛋糕eat a cake42.“鸡蛋”在哪儿？Wheres theegg?43.等待

5、答案wait for the answer44.复习大凡过去时review the simple past tense.45.一岁one year old 46.三岁three years old47.贴一张你自己的照片stick a photo of yourself48.比较过去时和现在时/抚今追昔compare the past with the present二、知识点梳理4/ 31大凡过去时情态动词的句型转换：（1）could引导的大凡过去时否定句，在could之后加not：couldnot=couldntSix years ago, I could write.否定句）Six years ago, I couldnt write.（2） could引导的大凡过去时的大凡问句，将could调至句首：Mike couldread and draw.（大凡问句）Could Mike read or draw?（3） could引导的分外问句： 分外疑问句+could引导的大凡问句：