【直击中考】山西省中考英语总复习 第一部分 教材知识梳理 八上 Units 13(1).docVIP

八年级（上)units 1到3重难点精讲考点一 how often do you watch tv? 你多久看一次电视？i watch tv every day.我每天都看电视。(p2)【用法归纳】辨析how often, how soon, how long与how far(2010年山西24题考查)how often“多久一次”,常用于对often/always/usually/sometimes/never/hardly (ever)/three times a day/once a week/every day等表示“频度”的副词或短语进行提问，表示“多长时间一次”。如：how often do you go hiking with pat?你每隔多久和pat去远足一次呢?once a week. 每周一次。注意：how many times 意为“几次”,仅仅用于询问次数,其答语常用twice, three times等。如：how many times did you go to beijing?你去过北京几次？only once.仅一次。how soon“多久以后”,一般用在将来时态中(或表示将来的句子中),往往对“in加时间段”等进行提问，表示某一动作要多长时间后才能完成或发生。如：how soon will finding nemo be on show?海底总动员多久之后会上映？in a few days.几天以后吧。how long“多长时间”,谓语动词须是延续性动词,常用于对“for加时间段”或“since加时间段加ago”等时间短语进行提问；另外,how long还可以用于对物体长度进行提问,意为“多长”。 如：how long will the cruise take? 海上航游要花多长时间？ three hours.三个小时。how far“多远”,用于对距离进行提问。如：the new supermarket is three kilometres away from here.(对画线部分提问)how far is the new supermarket from here? 新的超市距离这儿多远？考点二 常见频度副词辨析(2009年山西30题考查)常见的频度副词有always, usually, often, sometimes, hardly, never。其频率大小如图所示：always意为“总是”，表示动作或状态中间没有间断。如：the sun always rises in the east and sets in the west.太阳总是东升西落。usually意为“通常”，即很少有例外。如：he usually goes to bed at ten oclock.他通常10点钟睡觉。often意为“常常”，不如usually那么频繁。如：he is often late for school.他上学经常迟到。sometimes意为“有时”，表示动作偶尔发生,可以位于句首，以示强调。如：sometimes he does it this way and sometimes he does it that way. 他有时这样做，有时那样做。hardly意为“几乎不,简直不”，常和ever连用表示强调。如：i hardly ever go out these days.这些天我几乎不出门。never意为“从来不,永不”。如：my parents are never late for work.我父母上班从来不迟到。考点三 i try to eat a lot of vegetables.我尽量多吃蔬菜。（p5）【用法归纳】try的用法try 动词 “试图，努力，试用”; 名词“尝试”。如：i try to forget those terrible things. 我努力忘记那些可怕的事。try to do something 与 try doing something try to do something意为“努力做某事”或“企图做某事”；try doing something 意为“试着做某事”。如：you should try to work hard, if you want to get good grades.如果想成绩好，你就必须努力学习。you can do it. just try doing it.你可以的，只需你勇于尝试。try 构成的常用短语try ones best (to do)竭尽全力做某事;try out 试验，试用；try on 试穿，试戴。如：what you should do is to try your idea out.你能做的就是把你的想法实施，变为实际行动。what a beautiful diamond! try it on!好漂亮的钻石呀，快试试!考点四 so maybe i am not very healthy, although i have one healthy habit.虽然我有健康的习惯，但我也可能不是很健康。(p5)【用法归纳】although(though)的用法（2011年山西22题考查）although和though同义,意为“虽然,尽管”,表示让步,通常可以互换使用。只是though较口语化,而although则较为正式。如：though or although my car is very old, i do not want to buy a new one.虽然我的汽车很旧,但我不想买一辆新的。注意:在although/though 引导的让步状语从句中,主句前不能用but,若要强调前后两部分的对比意义,可在主句前加yet或still。如：although or though he has a lot of money, yet or still he is unhappy.他虽然有很多钱,但并不幸福。考点五 that may not seem.a hundred years ago.一百年前，它可能似乎不（p9）【用法归纳】辨析ago与beforeago表示“从现在起的若干时间以前”，意思是“距今多久以前”，需和过去时或过去进行时连用。如：i bought the computer two years ago. 我是两年前买这台电脑的。before泛指“从过去起的若干时间以前”，意思是“距过去某时多久以前”，常和过去完成时连用，尤其在间接引语中。如：he said they had left five days before. 他说他们五天前就离开了。注意：在表示推测或使语境生动的句子中，有时也可用ago代替before。如：he must have left a week ago. 想必他在一星期前就离开了。before 有时单独使用(即不与具体时间连用)，泛指一般意义的“以前”，此时可用于一般过去时，也可用于现在完成时。如：he did not know that before. 他以前不知道此事。考点六 maybe you have too much yin.也许你有太多的“阴”。(p11)【用法归纳】辨析too much, too many与much tootoo放在much, many前，说明“多”的程度。too much， too many，意为“太多”，前者修饰不可数名词；后者修饰可数名词的复数。如：i have too much homework to do.我有太多的家庭作业要做。there are too many cars at this time every day.每天的这个时候都有太多的车。too放在much后，用来加强语气。much too意思是“太”，修饰形容词或副词。如：the food there is much too terrible.那儿的食物太糟糕了。考点七 i study late every night, sometimes until two am, but i do not think i am improving. 我学到很晚，有时甚至到两点，但我觉得我没有进步。(p12)【用法归纳】until的用法until作介词，后可跟具体时刻或时间短语。如：they come to tea at three oclock and stay until eight oclock. 他们三点钟过来喝茶，并一直待到八点钟。until作连词，引导时间状语从句，意为“直到”与延续性动词连用。如：we will stay there until next sunday. 我们将会一直待在那儿直到下个星期天。notuntil意为“直到才”。通常与非延续性动词连用，指直到某一时刻，谓语动词表示的动作才开始,强调时间，可用于各种时态中。如：he did not come until late in the evening.直到很晚他才来。考点八 i hope i can forget all my problems.我希望我能忘记所有的烦恼。(p17)【用法归纳】 辨析forget to do something与forget doing somethingforget to do something“忘记要去做某事(未做)”；forget doing something“忘记做过某事(已做)”。如：the light in the office is still on. he forgot to turn it off.办公室的灯还亮着,他忘记关了。(没有做关灯的动作)he forgot turning the light off.他忘记他已经关了灯了。 (已做过关灯的动作)考点九 this time i want to do something different.这次我想做一些不一样的事情。(p17)【用法归纳】辨析 something，anything与nothing共同点三者都是复合不定代词，作主语时，谓语动词都用第三人称单数形式。当形容词修饰它们时，形容词要后置。如：something important重要的事。不同点something用在肯定句中，anything用在否定句或疑问句中，not.anything等于nothing。something还可用在表示请求或期望得到肯定回答的疑问句中。如: would you like something to eat? 你想要点吃的吗？如：there is something i want to tell you now.我有些事想要现在告诉你。there is nothing interesting about the report.这个报告一点都不有趣。anything you want to talk with me?有什么事你要和我谈吗？nothing.没有。考点十 “i just finished m