Unit 3 What were you doing when the UFO arrived.doc

Unit 3 What were you doing when the UFO arrived?一、单词：1. 关于other:单数复数泛指anotherother(girls)others特指the otherthe other(girls)the others词组onethe othersomethe other+名词somethe others another作代词用时，意为“另一个，又一个”，表示泛指。 e.g. I dont like this one. Show me another.我不喜欢这个，请给我看另一个。 another作形容词，不直接与名词的复数形式连用, 如果要表示“另外的、额外的、附加的”的意思时，可用another+基数词+名词 = 基数词+ more +名词的复数 e.g. Id like another two cakes.= Id like two more cakes. 我想再要两块蛋糕。2. 关于hero(英雄)： 以o结尾的可数名词，能吃的加es, 如：tomatoes, potatoes; 不能吃的加s, 如：photos；但hero的复数形式为heroes.3. 关于close:close 关闭(动词) 反义 open (打开) closed 关着的(形容词) 反义 open 开着的注意：水、电、气的打开应说：turn on ; 关闭应说：turn offclose 邻近的(adj.) 短语：close to = next to = near e.g. The school is closed to the library.close 亲密的(adj.) e.g. He is my close friend.4. 关于bright： bright (adj.) 明亮的，聪明的5. 关于happen和take place: take place指“发生事先计划或预想到的事物”；happen指“一切客观事情或情况的偶然或未能预见地发生”。两者都是不及物动词或短语，后面不能跟宾语，也不能用于被动语态； 短语： happen to do 碰巧做某事； sth happens to sb某人遭遇某事，在某人身上发生某事6. 关于die(死亡): die 死亡（v.）过去式 died 过去分词 died 现在分词 dying 名词 death形容词 dead 二、短语&句型：1. in front of 在的前面（外部） in the front of 在的前面（内部）2. get out of 从出去； get into 进入3. sleep late 睡懒觉 get to sleep = fall asleep 睡着4. walk down/along 沿走5. take off (飞机)起飞；脱下（衣帽）6. in the tree 在树上(本身不属于树) on the tree 在树上(本身属于树)7. take photos照相8. run away 跑开，逃跑9. as+adj./adv.原形+as 和一样(同级比较) e.g. I can run as fast as he(him) not as + adj./adv.原形+as 不如(可与比较级进行同义转换) e.g. He doesnt run as fast as I .= I run faster than him.10. buy/draw/make sth. for sb.为某人买/画/制作11. in history在历史上 12. for example 例如13. on/in the playground 在操场上 14. of course=sure=certainly 当然 15. all over the world=around the world遍及全世界 16. outside/inside the station 在车站外/内17. hear about/of 听说 18. in silence 沉默不语19. arrive at / in = reach = get to 到达 20. have an unusual experience 有不寻常的经历 21. shout at sb. 对叫喊(带有恶意的) shout to sb. 对大喊(只是声音大)22. be crowded 拥挤 23. call the police 报警 24. follow sb. to do sth = walk after sb. to do sth 跟随某人去做某事 25. be surprised (at sth) (对事情)感到吃惊 We were surprised at the surprising news. 26. the flight to New York 到纽约的航班 27. hear from sb. = get a letter from sb.收到某人的来信 28. be killed/ murdered / destroyed by被.杀害/ 毁坏(被动语态) 29. have fun doing sth 做很有意思 30. stop doing sth 停止做 stop to do sth 停下来，去做 31. 感叹句：(how用于感叹形容词，what 用于感叹名词)How + adj. /adv. + 主语 + 谓语(动词)！What a/an + adj. + 名词(可数名词单数) + 代词 + 谓语(动词)！What + adj. + 名词(不可数名词或可数名词复数) + 代词 + 谓语(动词)！ e.g. Its an interesting book. How interesting the book is! = What an interesting book it is! The weather is good. How good the weather is! = What good weather it is. They are interesting books. How interesting the books are! = What interesting books they are!32. 否定疑问句(表达肯定的含义)：以be动词、情态动词、助动词的否定形式开头的句子，翻译为“难道不?”：Isnt that amazing? = That is amazing. = How amazing it is! 难道那不令人惊奇吗? Didnt you know about that? = I think you have known about that.33. Youre kidding. 你在开玩笑. 34. at the doctors 在医生的诊所35. not until直到才三、语法：过去正在进行时1. 概念: 表达过去某个时刻正在做的事或发生的动作。2. 结构：be doing (其中be动词仅为：was 或 were)3. 常用的时间词：at this time yesterday(过去的某个时刻)，at that moment4. 讲解： 句型：肯定句否定句疑问句I was working.He/ She was working.You/They were working.I was not working.He/ She was not working.You/They were not working.Were you working?Was he/ she working.Were you/they working.? 关于 when和while when表示“当的时候”，它引导的从句中既可用延续性动词，又可用非延续性动词； e.g. I was watching TV when my mother came back. while表示“在的时候”，它强调主句的动作与从句的动作同时发生或主句发生在从句的动作过程中。while从句中必须是表示动作或状态的延续性动词。 e.g. While the boys were playing football, the bell rang. 即：when既可以表不时间点，也可以表示时间段，而while只表示时间段。注意以下时态搭配： 若从句是一般过去时，只能用when引导； 若主、从都是过去进行时，则从句只能用while引导； 若主句是一般过去时，从句是过去进行时，则用when和while都可以。四、作文： On May 12th,2008, we were having a class when our classroom began to shake terribly. At first I didnt realize what was happening. Finally, I heard my teacher shouting loudly, “earthquake! Earthquake! Run! Run!” All the students began to run. Just then, my classmate Li Ming