英语重点词汇how come用法详解.docx

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1、英语重点词汇how come用法详解why是最常见的，万能的问原因，什么时候都可以用，但其他两 个不可以！（用于问句）为什么，为何；（反问，表示不必）何必；（说 明理由）为什么，的原因一般结构：why+一般疑问句语序how come是口语用法，不在书面语中出现；为什么，怎么 会一般结构：how come+陈述句语序？.what for就更加简单易懂what for?是一个完整的提问了，后面什么不接,直接表示为什 么，对上一句提问（或者对当时出现的场景提问）怎样;为何; 处罚；为什么下面还是用例句来进行解析;1)The novel is worth reading. 这本书值得一读。The ol

2、d temple requires repairing.这座古寺庙需要修缮了。These young seedlings will require/need looking after (=need to be looked after) carefully.这些幼苗将需要小心的呵护。Your hair wants/needs cutting (needs to be cut).你该理发 了。The car needs repairing. 这车需修理。The coat requires mending. 这件夕卜衣需要补补。This point deserves mentioning. 这一

3、点值得一提。1. 系动词 look sound feel smell taste appear seem prove become get主动形式表被动意义：the steel feels coldhis plan proved (to be ) practical绸子摸起来柔软光滑。误：Silk is felt soft and smooth.正：Silk feels soft and smooth.他并不像他看起来那么傻。误：He is not such a fool as he is looked.正：He is not such a fool as he looks.2. 表示预祝的某

4、种属性特征的动词read write act cut draw sell wash wear open 主动形式表被动意义：Nylon cleans easily尼龙容易洗干净 teh coat dries easily这种外衣容易干某些不及动词用主动表被动：用作不及物动词的open, close, shut, read, write, translate, wash, clean, lock, sell, wear, cut, cook等，当主语是物，且因该事物本身具有某一固有特点 使得谓语动词能以某种方式得以实现或难以实现时，用主动形式 表示被动含义。如：The book sells we

5、ll.这本书卖得不错。The window won t open. 窗子打不开了。This shirt will wear very long.这衬衫可以穿很久。This cheese doesn t cut easily. It s too soft. 这孚L酪 不容易切，太软了。3. 某些及物动词后加副词时。这些动词有 wash, write, sell, read, cut, clean, heat, rent, let, act, tell, 等，其后的副词多为 well, easily, quickly, rapidly 等。These types of computer sell

6、well.这些品类的计算机很畅 销。Such houses rent easily.这样的房子容易租出去。Nylon dries quickly.尼龙干得快。4. .某些动词的进行时也可表示被动意义，常见的动词有bake, cook, print, hang, build, do, finish 等The cakes are baking.面包正烤着呢。The meat is cooking. 肉正烧着。My raincoat is hanging behind the door. 我的雨衣挂在门后。5. will, do, would的否定形式加动词原形。This material won

7、t wear. 这料子不耐久。The door won t shut. 这门关不上。The box doesn t lock.这箱子锁不上。6. 、在There be +主语+带to的不定式”中。There is nothing to fear.没有什么可怕的。There s not a moment to lose. 一刻也不能耽误。There are 8 pairs of shoes to choose from. 有八双鞋子可共挑选。Why were you late?你为什么迟到？Tell me why you did it.告诉我你为什么这样做。I would like you to

8、 go. Why me?“我希望你去。” “为什么要我去呢？ ”Why oh why do people keep leaving the door open?人们到底为什么总敞着门呢？Why get upset just because you got one bad grade?何必因为一次成绩不好就想不开呢？Why bother to write? We 11 see him tomorrow.还费事写信干什么？我们明天就见到他了。Why hasn，t he brought the whisky?他为什么没把威士忌拿来?柯林斯高阶英汉双解学习词典Why don，t you look wh

9、ere youre going?走路怎么不看着点儿道呢？柯林斯高阶英汉双解学习词典Why didnt he stop me?为什么他没阻止我？柯林斯高阶英汉双解学习词典Why cant I remember the exact year we married?为什么我记不起我们结婚的准确年份了？Why don，t you come home with me until you sort things out?你何不先和我一起回家，等事情解决了再走？2) How come we never know whats going on? he groused“为什么我们对正在发生的事情总是一无所知？

10、”他抱怨说。How come he hasn，t been able to be as good this year?为什么他今年表现不及往常呢？柯林斯高阶英汉双解学习词典What for? your english is as good as mine.为什么呢？你的英文跟我的一样好。I didn t even clean it . What for ?我甚至还没打扫好，怎么了？You want to know where I am ? What for ?你想知道我在哪里吗？干什么？You come to me but what for ?你到我这里来，但为了什么？And probably

11、 never even known what for .很可能你还不知道是为了什么。Can I send you a postcard ? What for ?我可以给你寄明信片吗?为什么?For example, adolescent boys are more likely to buy computer games than anyother group, so it makes sense to make computer game ads that appeal to this group.【句式翻译】例如，进入青春期的男孩子就可能比任何其他人群 更愿意购买电脑游戏，因此，针对这个目

12、标群体制作有吸引力的 电脑游戏广告是有意义的。【句式分析】本句是一个含有SO引导的结果状语从句的复合句, 同时又含有一个than引导的比较状语从句。【词语点拨】1) likely adj.可能的；常用于句型：sb/sth be likely to do= it is likely that 可能做He s very likely to send me an email tonight.=It s very likely that he 11 send me an email tonight.很可能他今晚会给我发电子邮件OThe company is likely to set up a bra

13、nch in our city.s likely that the company will set up a branch in our city.有些句子在形式上是主动的，但意义上却是被动的，这就是所谓 的主动表示被动（active passive voice） o其特点是，句子中 语法上的主语是逻辑上的宾语。1 .不定式作后置定语，放在被修饰词后面，不定式与前面被修饰 的名词或代词有动宾关系，又在句子中与另一名词或代词有主谓 关系，此时，不定式要用主动表被动含义。例如：I have much work to do.我有许多要做的事情。（与work有 动宾关系，与I有主谓关系）Jay is

14、 looking for a room to live in. Jay 在找一间住的房 间。（与room有动宾关系，与Jay有主谓关系）She has a family to support.她要维持一个家庭。（与 family 有动宾关系，与she有主谓关系）.不定式修饰作表语和宾语补足语的形容词时，如difficult, easy, comfortable （舒适的、安逸的），convenient （便利的，方便的），hard, cheap, expensive,等此时结构为：主语+系动词+形容词+不定式；动词+宾语+形容词+不定式。be+表示“难、易、轻、重、合适”等形容词+带to的不定

15、式。例如：The question is quite difficult to answer. 这个问题真的 很难以回答。The work is easy to do.这项工作很轻松。The meeting is to start.会议马上就要开始。I found the bus comfortable to ride in.我觉得这种公交车 坐着很舒服。That makes letter difficult to write,那就让这封信很难写 了。The problem is hard to deal with.这个问题难以解决。The bag is too heavy to carry.

16、 这包重得拎不动。The sea is not fit to swim in.这片海水不宜游泳。let, blame：不定式to blame, to let等作表语时，用主动表 示被动。如：This house is to let.此房出租。Nobody is to blame for it.谁也不该埋怨。这些动词一般情况下都是要主动表被动的。3. Need, want, require （要求，需要），deserve （应得，值 得），be worth值得），not bear （经不住）后面接doing主动 表被动。The house wants painting （= to be pain

17、ted）. 房子需要油漆 了。The floor requires washing （= to be washed）. 地板该洗了。The book is worth reading.这本书值得一读。The old building requires repairing. 这座古建筑需要修了。These young seedlings will require/need looking after （=need to be looked after） carefully.Need, want, require （要求，需要）,deserve （应得，值得），be worth 值得），not bear （经受不住）后面应该接doing主动表被动。例如：