新概念青少年版 3A Unit5

1、How long is your day?New words and expressions world wide adv.全世界 all over the world huge adj .巨大的 variation n.巨大的 variaty bedtime n. 就寝时间 one way or another 以这样或那样的方式 necessary adj .必要的 n.必需品 subject n.科目 bring up the subject 提起某话题 get off the subject 终止某话题 free adj .自由的 during prep .在.期间 past 过去的

2、up to 多达 up to now /until now /so far 到目前为止 annoyed adj.恼怒的 choose v.选择 chose -chosen add v.增加 add to 增加 add . to .把.加到.New words and expressions Listening and understanding Listen to the recording ,and complete the questionnaire .听录音，然后回答调查问卷。 Have you finished your homework yet? Why havent you fin

3、ished your homework? have/has + V. 过去分词 havent/hasnt +V.过去分词 动词原形-过去式-过去分词 finish finished-finished 完成 特殊疑问词Why： 为什么 How often do you hear these questions in your house? How do you feel about homework? How often 多久一次，特殊疑问词 these questions 这些问题 How 如何，特殊疑问词 feel about 感觉，看待 Children worldwide now do

4、more homework hours than they did twenty-five years ago but there are huge variations. worldwide 世界范围内的 now do Twenty-five years ago did There be 句型： 某处存在某物 huge variations 巨大的差别;变化than 前后两个概念相比较In some parts of the world, even very young children have a lot of home work.part: 部分 part-partsworld: 世界

5、even: 即使仍然，虽然但是（不能与but 连用）Very young 很小的a lot of = many/much 许多many 修饰可数名词；much 修饰不可数名词 They come home from school and they work for three or four hours before bedtime come home 回家 Work for three or hour hours 工作三到四个小时 Before 在之前 In other parts of the world, children dont have much homework until th

6、ey are a bit older. other 其它的 notuntil 直到才 a bit 一些，一点 old older - oldest At the same time, many young people worldwide have extra classes after school. At the same time 与此同时 Have 实义动词： 有 extra space ? p.10 extra classes 额外的课程 after 在之后 before ? One way or another, many children work twelve or fourt

7、een hours a day. Is this really necessary? twelve or fourteen hours a day 一天十二或十四个小时 five hours a week ? three days a month ? necessary 必要的 How much homework do you have? How much time do you really spend on it? How long is your day? How much 多少，对不可数名词提问 How long 多久；多长，对时间或距离提问 spend on 花费在上面现在完成时现在

8、完成时VS 一般过去时一般过去时 Robert has painted the door. (陈述句陈述句) Has Robert painted the door yet? (一般疑问句一般疑问句) What has Robert done? (特殊疑问句特殊疑问句) They painted the door an hour ago (陈述句陈述句) They didnt paint the door an hour ago (一般疑问句一般疑问句) What did they do an hour ago ?(特殊疑问句特殊疑问句)do did- done动动 词词 填填 空：空： 1.

9、_ you _(clean) the room?1._ you _(clean) the room? Yes, we _(do) that Yes, we _(do) that alreadyalready. . When _ you _(do) it? When _ you _(do) it? We _(do) it We _(do) it an hour agoan hour ago. .2._ he _(see) this film 2._ he _(see) this film yetyet? Yes.? Yes. When _ he _(see) it? When _ he _(se

10、e) it? He _ it He _ it last weeklast week. . 3. How many times _you_(be) there? 3. How many times _you_(be) there? HaveHavecleanedcleanedhave donehave donediddiddododiddidHasHasseenseendiddidseeseesawsawhavehavebeenbeen下一页上一页主菜单4. I _ (read) the novel twice. Its interesting.4. I _ (read) the novel t

11、wice. Its interesting.5. She _(go) to Pairs, hasnt she? Yes.5. She _(go) to Pairs, hasnt she? Yes. How _ she _(go) there? How _ she _(go) there? She _(go) there by air. She _(go) there by air.6. 6. So farSo far, many countries _(develop) , many countries _(develop) their software programs. their software programs.7.Mr Chen _(give)up smoking 7.Mr Chen _(give)up smoking last yearlast year. .8.Mr Chen _(give) up smoking 8.Mr Chen _(give) up smoking since last yearsince last year. .have readhave readhas gonehas gonediddidgogowentwentha