高一英语必修1 Unit 1 Friendship Part 1. Warming up1. 介词不同，含义有别：be good to sb./sth. 对 好 be good for sb./sth. 对 有好处be good at (doing) sth. 擅长，精通 be good with sb./sth. 善于应付 的eg. She was very good to me when I was ill. Doing morning exercises is good for health. Tim is good at speaking English. He is very good with children. 他对孩子很有一套。2. add up 合计，把加起来 add up to 合计达到add to 增加，增添 add A to B 把加进里面，把和相加eg. Please add these figures up. These figures add up to 900. The bad weather added to our difficulities. Please add some salt to the water.Add three to four and you get seven. add vt. 补充说 （后接that从句或者直接引语）eg. He added that they would return in a week. “And dont be late,”she added.3. point n.点，要点，观点，意义，得分 v.指着be on the point of doing sth. when.=be about to do sht. when.正要做某事，这时.There is no point (in) doing sth. 没有必要（意义）做某事4. until与not until until表示动作、状态的持续，强调“一直到为止”，或强调某个动作或状态一直持续到另一个动作或状态出现之前。常与表示延续性动作的动词连用。 not until表示“到为止；直到才”，常与表示瞬间性动作的动词连用。 eg. He lived with his parents until he graduated from college. The noise of the street didnt stop until midnight. 5. finish sth./doing sth. 后跟动名词作宾语的动词或短语还有：admit, appreciate, avoid，consider，delay, enjoy，escape, feel like, forgive, get down to, give up, imagine，mind, miss（错过）, practice, suggest, risk，cant stand（不能忍受）, cant help (忍不住），give up, put off等。 help sb.(to) do sth.There is no way to escape doing the work. 没有办法逃脱做这项工作。We shall appreciate hearing from you again. 能再次收到你的来信，我们将十分感激。 He put off paying the bills6. get sth. done 使某事被做 ( get做使役动词，“使、叫、让”后接复合宾语 ) eg. When are you going to get your hair cut? I must get my homework finished first before going out to play. He got his foot hurt while playing football. get sb. to do sth. 让某人做某事 eg. I will get him to do the work. get sb./sth. doing使某人或者某物开始起来eg. Let me try now. I will get the car going. get + n. + adj. 使 成为某种状态 eg. Get everything ready. 联想：have sth. done 使某事被做 have sb. do sth. 让某人做某事 have sb./sth. doing 使某人或者某物持续做某事“让某人做某事”的表达方法 let /make/have sb. do sth. get sb. to do sth.7. Your friend comes to school very upset.upset 此处为adj. 做主语补足语，用来补充说明主语的情况。Eg. He went to bed cold and hungry. She got married young. upset的用法：(1). adj. 心烦意乱的，不安的，不适的（多做表语）搭配：be upset about sth. 为某事烦心 be upset that 心烦eg. She was really upset about losing the money. I was upset that he had left without saying goodbye.(2). vt. 使不安，使心烦(upset, upset) upset oneself about sth 为某事烦恼Eg. Dont upset yourself about it. The bad news upset the boys mother.8. ignore vt. 不理睬，忽视 eg. He ignored my advice, so he failed in this exam. Alice saw Jack coming, but ignored him. ignorance n.无知 ignorant adj. 不知道的，无知的 be ignorance of/about sb./sth. 对某人/某物不知道 eg. I was ignorant(of the fact)that the boss should be so strict. 我不知道老板居然那样严格。9. calm down vt./vi. （使）平静下来，（使）镇定下来eg. The excited girl quickly calmed down. He took a deep breath to calm himself down. calm adj. 平静的，镇静的，沉着的eg. Keep calm. After the storm, it became calm again. adj. calm, quiet, still, silent辨析：calm 平静的，沉着的（指无风浪或者人的心情不激动） quiet 安静的，宁静的（指没有声音，不吵闹或者心里没有烦恼，忧虑） still 静止的，不动的（指没有运动或者动作的状态） silent 沉默的，不出声的（指没有声音或者不讲话）【一言辨异】 When facing danger, you should keep calm; when taken photos of, you should keep still; when someone else is asleep, you should keep quiet; in class, you shouldnt keep silent about the teachers questions.10. have got to 不得不，必须 (否定：havent got to) = have to（否定：dont have to)eg. I have got to go to a meeting. Have you got to go now? He hasnt got to come tomorrow. 【说明】: have got to 很少用于过去时态, have to 可用于各种时态；表示一次性动作时，两者可互换，表示习惯性动作，尤其句中有always, often 等时，应用have to.11. concern （1）vt. (使)担忧，涉及，关系到eg. She concerns herself about her sons future. The news concerns your brother. concern 做动词时，更多情况下用过去分词做表语。搭配： be concerned about/for sth. 为 担心，关心，关注，挂念 be concerned with sth. 与有关，涉及 as/so far as sb. be concerned 就某人而言Eg. The family are all concerned about her safety. He was concerned with the matter. As far as I am concerned, I dont agree with you.(2) n. u/c 担心，挂念，关注，利害关系；关心的事Eg. show/express/feel/have concern about/for 关心 with concern 关心地 At that time, one of his concerns was to go to college.12. go on holiday 去度假take care of = look after = care forwalk the dog 遛狗13. While walking the dog, you were careless and it got loose(1). While walking the dog = While you were walking the dog是一个由while引导的省略的时间状语从句。【点拨】 在when/while引导的时间状语从句，where引导的地点状语从句，if/unless/once引导的条件状语从句，as/as if引导的方式状语从句，though/although/even if引导的让步状语从句中，若主从句主语相同，且从句谓语动词含有be动词的某种形式，则从句的主语和be动词可以省略；或者当从句主语为it，且从句谓语动词含有be动词的某种形式，这时省略it和be动词。Eg. While reading a book, I heard a knock on the door. When taken int