动词可以放在句首，具有助动词

动词指本身有一定的词义，用来表示语气的单词，但是不能独立作谓语，只能和动词原形一起构成谓语，情态动词求和允许,可与may互换，使用could会使语气更加委婉，但不能用于回答 eg.--Can I go now?   -- Yes, you can. / No, you can’t. ③ 表示客观可能性 eg.We can go there by bus because it will come ten mins later. ④ 表示推测 eg.Can she do that?   二. may/might ① 表示请求和允许，进行否定回答时可用can’t或mustn’t，比can更有礼貌更正式 eg.-- May I kiss your hand?   -- No, you mustn’t. ② 用于祈使句，表示祝愿 eg.May you succeed! ③ 表示推测、可能性，但不用于疑问句，并且might表示的可能性更小 eg.

动词可以用来表示说话人对某些事物或状态的看法，也可以表示说话人自身的主观设想，这类词通常有词用了具体的时间状语，通常只用过去时。 3. 有时表示巧合，说明某事发生得不早不迟，就在某个当紧的时候，多指某些不受欢迎的事情的发生，在汉语中通常译为“偏偏”。如： Just when I was busy, the neighbor must come and chatter. 正当我忙碌的时候，邻居偏偏过来聊天。 John must choose

时态常见的叙述方式。运用第三人称即以第三者的身份来叙述，能比较直接客观地展现丰富多彩的生活，不受时间和空间限制，反映现实比较灵活自由。 三、哪些情况动词用第三人称单数 1.人称代词he, she, it是第三人称单数。如： He likes watching TV. 他喜欢看电视。 She has lunch at twelve. 她十二点吃午餐。 2.单个人名、地名或称呼作主语;是第三人称单数。如： Han Mei looks like her mother. 韩梅看起来像她的母亲。 Beijing is onChina. 北京在中国。 3.单数可数名词或"this/that/the+单数可数名词"作主语时，是第三人称单数。如： A horse is a useful animal. 马是有用的动物。 This book is yours. 这本书是你的。 4.不定代词someone, somebody

亲爱的同学们，今天小编准备跟大家分享一些情态动词的用法。情态动词在英语学习中是比较重要的一个版块，包含许多细碎的知识点，需要我们着重记忆。情态动词不止包含一个动词，今天小编先为大家讲解一下should的用法。 首先，should后直接跟动词原形，没有人称和数的变化, 如： You should go home at once. He should eat more vegetables. I should finish my homework before nine. should的否定形式是在should后面加not, 可以缩写为shouldn’t, 意为“不应当; 不应该”。如: You

别的： 1、表示请求、建议等，would比will委婉客气。如： Would you pass me the book? 2、表示意志、愿望和决心。如： I will never do that again. 我再也不会做那了。 They asked if we would do that again. 他们问到，我们是否愿意再次做那。 3、 用“will be”和“will(would) + have + 过去分词”的结构表示推测，主要用于第二、三人称。前者表示对目前情况的推测，后者表示对已经完成的动作或事态的推测。如： This will be the book you want. 这本书应该是你想要的。 He will have arrived by now. 他现在应该已经到了。 The guests would have arrived by that time. 那时，客人们应该都动词到了。 I thought you would have finished this by now. 我认为你现在应该已经完成了。 4、will表示习惯、请求，固有性质等。 Everyday he will sit here hour after hour doing nothing.（习惯） 他每天

told 23． —When can I come for the photos ? I need them tomorrow afternoon． —They ( )be ready by 12：00． A． Can B． should C． Might D． need 24． Sorry I’m late． I ( )have turned off the alarm clock and gone back to sleep again． A． Might B． should C． Can D． will 25． —Are you coming to Jeff’s party ? 　　—I’m not sure． I ( )go to the concert instead． A． must B． should C． Would D． might 有关情态动词练习题的参考答案 ACCAB CBCCD DDDCB AABAC AAAAB AD

以使一个不动词能用的计数器复原, 但通常不这样做.   renew   vt. 重新开始; 使更新; 使恢复; 补充 ☆侧重创新 I avail myself of this opportunity to renew to you the assurances of my highest consideration. 顺致最崇高的敬意。 People had to renew their motor vehicle registrations through the mail.   人们必须以书信方式重新登记机动车辆。   这几个让人傻傻分不清的动词现在你能分清了吗？收藏起来多看看吧！

可以明显地看出，他是一名教师。 【难点】as意为―如，照(某种事实或情况)‖，在本句中为关系代词，指代第二个分句，as代替整个句子作主语时，谓语动词通常必须用单数。   10. Great as Newton was, many of his ideas ____ today and are being modified by the work of scientists of our time.  A. are to challenge          B. may be challenged      C. have been challenged      D. are challenging     10. C)  【句意】尽管牛顿非常伟大，然而他的许多观点当前正受到怀疑，并且当今的许多科学家正在努力对这些观点进行修正。?  【难点】challenge意为―挑战，怀疑‖，常用作及物动词。本句中牛顿的观点受到挑战为一个当前已经发生的事实，故采用现在完成时的被动语

  1．Do you know the boy _______ under the big tree? A. lay      B. lain       C. laying       D. lying   2. －What do you think of the book?  －Oh, excellent. It’s worth ______ a second time.  A. to read        B. to be read       C. reading       D. being reading   3. There was a terrible noise ______ the sudden burst of light.  A. followed       B. following       C. to be followed      D. being followed 4. When he was at school, he ______ early and take a walk before breakfast. A. will rise       B. shall rise       C. should rise       D. would rise   5. I ______ go to bed until I ______ finished my work.  A. don’t/had        B. didn’t/have       C. didn’t/had       D. don’t/have   6. Most of the artists _______ to the party were from South Africa.  A. invited       B. to invite     C. being invited       D. had been invited   7. I don’t allow ______ in my office and I don’t allow my family ______ at all.  A. to smoke…smoking           B. smoking…to smoke C. to smoke…to smoke           D. smoking…smoking 8. _____ more attention, the trees could have grown better.   A. Given    B. To give    C. Giving    D. Having given 9. European football is played in 80 countries, _____ it the most popular sport in the world. A. making    B. make    C. made    D. to make    10. He was a good runner so he ______ escape from the police.  A. might      B. succeeded to      C. would      D. was able to   【答案解析】 1. D lying是lie的现在分词，在句中作后置定语。  2 C ―It is worth doing‖是固定结构，意思是―干… …是值得的‖。 3 B 4 D 5 C  6  A 分词短语作定语时，应放在被修饰的名词后，相当于一个定语从句：Most of the artists who were invited to the party were from South Africa. 7 D  8 A 分词短语作状语时，其逻辑主语必须与句子的主语一致。该分词的逻辑主语是the trees，与动词give含有动宾关系，因而用过去分词given表示被动，Give more attention这个条件状语相当于状语从句If they had been given more attention。  9  A making是现在分词用作状语，表示伴随情况或做补充说明。B和C属语法错误。D项是不定式，可作目的状语，但目的状语前通常不能用逗号。 10 D