阶段专题复习 Unit 4,情态动词should、could的用法 【观察领悟】 仔细观察例句并填空。 1. You should call him so that you can say youre sorry. 2. If your parents are having problems, you should offer to help. 3. He should talk to his friend so that he can say hes sorry.,4. Maybe you could go to his house. 5. You could try to be friendly. (结构: should+ could+ ) 答案: 动词原形 动词原形,【探究总结】 (一)should的用法 1. 结构: (1)基本结构: should是情态动词, 后接动词原形。 (2)否定结构: 在should后直接加not, 缩写为shouldnt。 (3)疑问结构: 将should提到主语之前。,2. 含义及用法: (1)表示建议、劝告。 (2)表示义务。 (3)表示推测、推论。,(二)could的用法 1. 含义: could是情态动词can的过去式, 但常用于疑问句中, 表示委婉语气。 2. 用法: (1)表示过去能做的事。 (2)表示请求许可。常用于疑问句中, 表示委婉语气。答语常用can或cant表示接受请求或拒绝请求。 (3)表示建议或劝告, 意为“可以, 不妨”。,【实战演练】 . 完成句子 1. 你应该在睡前刷牙。 You your teeth before you go to bed. 2. 你不应该天天玩游戏。 You games every day. 3. 他们应该在天黑前到达。 They arrive before dark. 答案: 1. should brush 2. shouldnt play 3. should,. 单项选择 1. Tony play the piano very well at the age of 5. A. can B. could C. will D. should 2. you pass me a pen? Id like to write down the telephone number. A. Should B. Could C. Will D. Need,3. Could I use your bike? Yes, of course, you . A. can B. could C. will D. need 4. I need some money to buy a computer. Maybe you get a part-time job. A. must B. may C. couldnt D. could,. 句型转换 1. You should get up early. (改为否定句) You up early. 2. You should get her a scarf. (对画线部分提问) I get her? 3. He could be there on time. (改为一般疑问句) he there on time? 答案: 1. shouldnt get 2. What should 3. Could; be,本单元以“谈论问题, 提出建议”为话题。在写作时, 应针对问题提出建议, 此话题是新课程标准中要求学习的一个重要话题, 也是单元测试和中考等试题中常考的话题作文之一。,【习作在线】 假如你是Julia, Jane是你的好朋友, 但她弄丢了你的书, 为此你们发生了争执, 并多日未交谈, 想起往日的友情, 你觉得有必要写一封信向她道歉, 并向她提出爱护好自己物品的建议。请就此给她发一封电子邮件表示你的诚意。 _ _ _,【思路点拨】 (1)体裁: _。 (2)人称: _。 (3)时态: _。,应用文,第一人称,一般过去时,【佳作鉴赏】 Dear Jane, Im sorry to have a fight with you a few days ago. We havent talked with each other these days. You are still my best friend, arent you?,Some days ago, when I heard that you lost my book, I was really mad. So I argued with you, and said that I could not be your best friend from then on. Later, I didnt sleep well at night. I always remembered a lot of fun we had. So I decided to write a letter to say sorry to you. I also think you should be careful and take good care of your things. Lets be best friends again, OK? Yours, Julia,. 词汇速记 1. 争吵; 争论(v. ) 2. 代替; 反而; 却(adv. ) 3. 任何; 每一(pron. ) 4. 持续; 继续存在(v. ) 5. 比较(v. ) 答案: 1. argue 2. instead 3. whatever 4. continue 5. compare,6. communicate (v. ) (n. )交流; 沟通 7. second (num. ) (adv. )第二; 其次 8. develop (v. ) (n. )发展; 成长 9. unusual (adj. ) (反义词)(adj. )通常的 答案: 6. communication 7. secondly 8. development 9. usual,. 短语互译 1. 允许某人做某事 _ sb. _ _ sth. 2. 浏览 look_ 3. 成功地发展; 解决 work _ 4. 与交流 communicate _ 5. copy others homework _ 答案: 1. allow; to do 2. through 3. out 4. with 5. 抄袭别人的作业,6. give sb. pressure 7. compete with sb. 8. have a quick dinner 9. compare. . . with 答案: 6. 给某人施加压力 7. 与某人竞争 8. 匆忙吃过晚饭 9. 比较; 对比,. 句型攻关 1. 彼得应该怎么办? Peter do? 他应该向玛丽道歉。 He should Mary. 2. 为什么不早一点起床呢? you up earlier? 答案: 1. What should; say sorry to 2. Why dont; get,3. 他直到下午两点才到家。 He home 2 p. m. . 4. 在学校里, 吉娜和同学相处得很好。 Gina with her classmates at school. 5. 在这条河里游泳很危险。 in this river. 答案:3. didnt get; until 4. gets on/along well 5. Its dangerous to swim,. 词汇串记 Theres something 1 (错误的; 不对的)with Tina. She 2 (和争吵)her parents. She thinks her clothes are out of style. She has no 3 (钱)to pay for new clothes. No one wears the same clothes as her.,Parents try to fit as much as possible into her life. She must take part in 4 (各种各样的)clubs, including English club. She had to take part in the basketball 5 (训练)every weekend. Tina hopes her parents will 6 (删除; 除去)some of her activities. She cant 7 (回来)home 8 (直到)10 oclock every night except Friday. Her parents always 9 (比较)her with other children. She feels very mad. She feels very tired and she hopes she will be a happy and 10 (成功的)girl. 答案: 1. wrong 2. argued with 3. money 4. all kinds of 5. training 6. cut out 7. return 8. until 9. compare 10. successful,1. (2013鞍山中考)Can I smoke in the dining hall? Sorry. Its not . A. promised B. realized C. allowed D. reminded 【解析】选C。考查词义辨析。由答语上一句可知吸烟不被允许。promise意为“承诺”; realize意为“意识到”; allow意为“允许”; remind意为“回想起”。故选C。,2. (2013长沙中考)Its too late. I have to go now. Oh, its raining outside. Dont leave it stops. A. since B. until C. while 【解析】选B。考查连词的用法。句意: 太晚