人教版九年级全册重点内容归纳unit 1Section B

人教版九年级全册-unit 1重点内容归纳Section B1. pronounce  v. 发音e.g. I don't know how to pronounce this word.我不知道这个单词怎么发音。Please pronounce after me.请跟我发音。*pronounce on / upon  对…...发表意见e.g. I don’t think I should pronounce on a matter which I know little about.我认为我不该对一个我知之甚少的问题发表意见。*pronunciation   n.  发音；读音e.g. Do you know the pronunciation of the word?你知道这个单词的读音吗？ 2. increase  v.  增加；增长；提高e.g. Wide reading will increase your vocabulary.博览群书会增加你的词汇量。They have increased the price of petrol again.他们又提高了汽油价格。The population of the earth is increasing very fast.     地球上的人口增长得很快。*increase by  增长了…...e.g. Traffic accidents have increased by three per- cent in the past year.去年交通事故增加了3％。*increase to   增长到…...e.g. The director hopes to be able to increase your pay to 6000 yuan a month.主任希望能将你的月工资提到每月6000元。 3. speed  n.  速度e.g. It can be dangerous to drive at high speed. 高速行驶危险。What's the speed limit on the motorway? 高速公路速度限制是多少?The hurricane has a speed of 73 miles per hour. 飓风每小时73英里。increase speed  提高速度  lose speed  减速  pick up speed  加速reach a speed  达到某一速度at a speed of 60 miles an hour 以每小时六十英里的速度 4. make mistakes  犯错；出错e.g. I make mistakes in grammar. 我在语法方面出错。make mistakes或make a mistake意为“犯错；出错”，其后常接in引起的介词短语，表示在某一方面出错。*by mistake  由于差错，错误地 e.g. I took your bag instead of mine by mistake.我错拿了你的手提包，还以为是我的呢。*mistake ... for ...   错把……当成……e.g. I mistook the house for a hotel.我把这栋房子错当作旅馆了。 5. I don’t know how to increase my reading speed.*how to increase my reading speed为“疑问词+不定式”结构，在句中作及物动词know的宾语，该句也可以改为一个复合句：I don’t know how I can increase my reading speed. 动词不定式前面有时加上连接代词what, which或连接副词when, where, how, 构成不定式短语，常用于know, tell, wonder, ask, find out, learn等动词之后作宾语。e.g.Please explain to me where to begin and how to do it. 请给我解释该从哪里开始以及该怎么做。 6.Everyone is born with the ability to learn.每个人天生都具有学习能力1)be born with意为“天生具有”，常指本来就具有某种天分、性格或患有某种疾病等。e.g.He was born with a gift for music.他天生具有音乐天赋。2)ability此处用作不可数名词，意为“能力”，其后常接to do，表示“做……的能力”。e.g.He has the ability to speak English fluently. 7.But whether or not you can do this well depends on your learning habits.但是你是否能把这做好取决于你的学习习惯。whether or not意为“是否”，常出现在宾语从句、主语从句中。e.g.Whether or not we're successful, we can be sure that we did our best.●whether和if均可引导宾语从句，表示“是否”，在口语或间接引语中两者可以互换。e.g.Ask him whether/if he can come.问问他是否来。但在下列情况下，只能用whether，不能用if：a.whether引导的从句常和连词or或or not连用，而if不能；b.当宾语从句提到首句时，只能用whether,不能用if；c.whether后可以接动词不定式，if 不能。 8.Studies show that if you are interested in something, your brain is more active and it is also easier for you to pay attention to it for a long time.研究表明，如果你对某事感兴趣，你的大脑就会更活跃，你也更容易长时间关注它。1）be interested in意为“对……感兴趣”，相当于show/take/have/feel (an) interest in,后接名词、代词或动名词。e.g.Are you intereted in Physics?2)It is +adj.+of/for sb. to do sth.①若形容词是指人的性格、品质，如kind,good,nice,polite等，用of；②若形容词仅仅描述事物，如difficult,important,easy等，用for。 9.Good learners think about what they are good at and what they need to practice more.善于学习的人会考虑他们擅长什么以及需要多练习什么。1）think about意为“考虑”，其后可接名词、代词或v.-ing等。e.g.He is thinking about a problem.think of 想到，对……有想法    think over反复思考2）be good at意为“擅长”,其后接名词、代词或v.-ing，其同义短语为do well in。e.g.I'm good at English.=I do well in English.be good with 与……相处得好be good for对……有益处be good to对……和蔼/友善 10.Good learners will keep practicing what they have learned, and they are not afraid of making mistakes. 好的学习者会继续练习他们已经学到的，而且他们不害怕犯错误。1）keep doing sth.意为“一直做某事”keep sb. doing sth.让某人一直做某事e.g.Sorry, I have kept you waiting so long.2)be afraid of意为“害怕……”,其后接名词、代词或v.-ing。【辨析】be afraid of和be afraid tobe afraid of doing sth.担心某件不称心的事情会发生be afraid to do sth.因害怕不良后果而不敢做某事e.g.Jack was afraid to climb the tree, for he was afraid of falling down from it.杰克不敢爬树，因为他害怕从树上掉下来。