人教版九年级全一册第四单元知识点I used to be afraid of the dark.一、重点单词1. humorous 有幽默感的eg：He used to be humorous.a humorous boy / a humorous story2. silent adj. 沉默的●keep silent 保持沉默●silently 沉默地●silence n. 沉默—in silence 沉默地eg：He is always silent in class.Please keep silent in public.3. helpful adj. 有帮助的●be helpful to sb 对某人有帮助●It is helpful for sb to do sth 做某事对于某人来说是有帮助的eg：Watching the movie is helpful to us.It is helpful for you to share the problem with your friends.复习help用法：●help sb with sth 帮助某人某事●help sb to do sth 帮助某人做某事●with the help of sb 在某人的帮助下类似的词动词形式+ful构成形容词use - useful4.interview v. 面试，采访；n.面试，访谈●interview sb 采访/面试某人eg：She is a reporter. She always interviews famous people.I interviewed 24 people for the job.我面试了24个求职者。

●an interview 元音发音前用不定冠词，要用an●interviewee n.参加面试者，接受采访者●interviewer n.面试官，采访者5.deal 对付，对待●deal with 应对，处理常与how连用eg：He doesn’t know how to deal with the trouble.6.dare用法Eg：As she got better.She dared to sing in front of her class.●实义动词，敢于，胆敢●dare to do sth 敢于做某事eg：He doesn’t dare to speak English in front of his class●情态动词，敢于●dare do sth 敢于做某事eg：He dare not speak English in front of his class.7.private（私人的）与public（公共的）●private school 私立学校—public school 公立学校●private hospital 私立医院—public hospital 公立医院●in public 公开地；在公共场合下eg：I don’t have much private time.give a speech in public.Don’t smoking in public.8.absent adj.缺席的，不在场的—present 到场的●be absent from 缺席~~~eg：He was absent from the meeting because of the heavy rain.9.fail v.不及格，失败，未能做某事●fail the examination 考试不及格—pass the examination eg：He failed the examination in English.●fail to do sth 未能做某事—succeed in doing stheg：Jack failed to get up early.Lily succeeded in finishing her homework.10.examination n.考试exam是其缩写●have/take an examination 参加考试●pass the examination 考试及格●fail an examination 考试不及格11.take pride in 为···感到骄傲●=take pride in 为···感到骄傲eg：China has made great achievement.We really take pride in Our mother country.=We are really proud of our mother country.12.seldom 频度副词很少●seldom具有否定意义，含有seldom的句子相当于否定句，在反意疑问句中，附加疑问句要用肯定形式eg：Lily is seldom late for class,is she?13.influence v./n.影响●influence sb/stheg：The movie influenced us deeply.●be influenced by···被···影响eg：Tom is influenced by his father.●have an influence on sb 对···有影响eg：Family education has an important influence on children.14.辨析a number of与the number of● a number of相当于many，意为“许多，大量的”●后接+可数名词复数●作主语时，谓语动词用复数eg：There are a number of books in your schoolbag.A number of students in our class come from Beijing.●The number of···意为“···的数量”●后接+可数名词复数●作主语时，谓语动词用第三人称单数eg：The number of students in our class is 60.15.辨析alone与lonelyeg：He doesn’t dare to go out alone at night.（副词，作状语）My parents aren’t at home.I’m alone.（形容词，作表语）He lives alone and he feel lonely.（alone副词，作状语）（lonely形容词，作表语）16.give up用法动副短语-放弃●动副短语，代词放中间eg：Although the task（任务）is difficult,never give it up.●give up doing sth 放弃做某事eg：Don’t give up studying English.It is useful.17.其他重点短语●in person 亲自，亲身●in the past 在过去●from time to time 不时地●give a speech做演讲●wear glasses戴眼镜●turn red 变红●see sb doing sth 看见某人正在做某事●get good scores 取得好成绩=get good grades ●take up doing 开始从事做某事●in front of crowds 在人群前●all the time一直●not···anymore再也不···● a 19-year-old pop star一位19岁的流行歌星●hang out闲逛●think about考虑●be able to do能够做某事●tons of 很多的大量的=lots of●too much attention太多关注●get tons of attention得到大量关注●worry about 担心●be interested in sth/doing sth对做某事感兴趣●the road to success通向成功之路●look for寻找●take care of照顾=look after●make a decision做决定●advise sb to do sth建议某人做某事● a 5-hour bus ride一个5小时的车程●do well in在某方面做得好● a small number of ···少量的●send sb to sp 将某人寄送到哪里●have communication with sb 与某人交流●think of 想起认为●join the basketball team 加入篮球队●talk to sb 对某人谈话talk with sb 与某人交谈●cause some problems 引起一些问题，惹麻烦●even though 即使二、重点句型1.反意疑问句eg：You used to be short，didn’t you？●构成：陈述部分+附加疑问部分●遵循原则：前肯后否，前否后肯●She never stops studying hard every day，does she？反意疑问句的回答：●和一般疑问句的回答相同Yes，肯定结构/No，否定结构eg：You used to be good at English，didn’t you？Yes，I did 是的我擅长No，I didn’t 不，我不擅长●当回答陈述部分是否定句的反意疑问句时，yes和no 的汉语意思与本身意义相反，yes，意为“不”；no意为“是的”。

eg：He didn’t come to school yesterday，did he？Yes，he did 不，他来学校了No，he didn’t 是的，他没来学校2.It has been/It is +一段时间+since+一般过去时态的句子翻译为“自从······已经多长时间了”eg：It’s been three years since we last saw our primary school classmates.eg：It’s so long since we were all together.三、重点语法used to 的用法ed to do sth意为“过去常常做某事”，现在已不做或者已不发生2.句型●肯定句型：主语+used to do stheg：I used to play basketball every day.●否定句型：主语+didn’t use to do stheg：I didn’t use to wear glasses.●疑问句型：Did+主语+use to do sth？肯定回答：Yes，主语+did否定回答：No，主语+didn’teg：Did Tom use to be late for class？反意疑问句：主语+used to do sth，didn’t+主语？eg：You used to be short，didn’t you？3.be used to doing sth 习惯于做某事My parents are used to getting up early.4.be used to do sth被用来做某事eg：Wood is used to make tables.e sth to do sth 用某物做某事eg：We always use wood to make paper.。