be动词用法及相关练习题

1、Be动词的用法：现在时 I am, you are, he is, we are, you are, they are （缩略式 Im. youre, he* s, we1 re, youf re. theyr re）.（否定缩略式 Inot. isnt. arenr t）,过去时 I was, you were, he was, we were, you were, they were （过去时否定缩略式 wasnt, werent）. 过去分词been,现在分词being1） be +现在分词，构成进行时态，例如：They are having a meeting 他们正在开会。2）be

2、+过去分词，构成被动语态，例如：The window was broken by Tom.窗户是汤姆打碎的。3）be +动词不定式，可表示下列容：a. 表示最近、未来的计划或安排，例如：He is to go to New York next week.他下周要去纽约。说明：这种用法也可以说成是一种将来时态表达法。b. 表示命令，例如：You are to explain this.对此你要做出解释。c. 征求意见，例如：How am I to answer him?我该怎样答复他？d. 表示相约、商定，例如：We are to meet at the school gate at seven

3、 tomorrow morning 我们明天早晨 7 点在校门口集合。现在进行时：构成：主语+be+动词ing （现在分词）形式第一人称+3m+Tng第二人称 +are+v-ing第三人称+ is+v-ing定义：现在进行时表示现在或当前一般时间正在进行的动作。 可以表示有计划的未来。也是一般现在时表将来。现在进行时的基本用法：a. 表示现在（指说话人说话时）正在发生的事情。We are waiting for you.b. 习惯进行：表示长期的或重复性的动作，说话时动作未必正在进行。 Mr. Green is writing another nove1.（说话时并未在写，只处于写作的状态。）

4、She is learning piano under Mr. Smithc. 已经确定或安排好的将来活动Ir m leaving for a trek in Nepal next week.（已经安排了）we1 re flying to Paris tomorrow.（票已经拿到了）d. 有些动词（状态动词不用于进行时态）1. 表示知道或 了解的动词：believe, doubt, forget, imagine, know, remember,realize,suppose,understand2表示看起来看上去appeart resemble, seem3表示喜爱或不喜爱hate, li

5、ke, lover, prefer4表示构成或来源的动词be come from, contain, include5 表示感官的动词 hear see smell sound taste6 表示拥有 的动词 belong to. need, own possess, want wishNo. 1现在进行时的构成现在进行时由be+v-ing构成。be应为助动词，初学者最容易漏掉，它应与主语 的人称和数保持一致。No. 2现在进行时的应用在实际运用时，现在进行时常用以下几种情况：(1) 当句子中有no弱时，常表示动作正在进行，这时要用现在进行时。女口：They are playing baske

6、tbal 1 now现在他们正在打篮球。(2) 以1 ook, listen开头的句子，提示我们动作正进行，这时要用现在进行时。 如：Listen! She is singing on English song.听，她正在唱英语歌。(3) 表示当前一段时间或现阶段正在进行的动作，且此时有this week, these days等时间状语，这时常用现在进行时。如：We are making model planes these days 这些天我们在做飞机模型。(4) 描述图片中的人物的动作，也为了表达更生动。此时也常用现在进行时。女口： Look at the picture The chi

7、 ldren are flying kites in the park看这幅图，那些孩子正在公园放风筝。No. 3现在进行时的变化肯定句式：主语+be( am. is, are) +现在分词+其它.否定句式：主语+be (am, is, are) +not +现在分词+其它.般疑问句：Be(am. is, are) +主语+现在分词+其它？特殊疑问句：疑问词+be(am, is, are) +主语+现在分词+其它？对现在进行时的特殊疑问句的回答，它不可以用Yes或No直接作答，要根据实 际情况回答。c. 表示渐变的动词有：get, grow, become, turn, run, got be

8、gin 等。The leaves are turning redIts getting warmer and waiterd. 与always, constantly, forever等词连用，表示反复发生的动作或持续存 在的状态，往往带有说话人的主观色彩。You are always changing your mind典型例题My dictionary , I have looked for it everywhere but still _ it.贞脚A. has lost, don t find B is miss ing, dont find C has lost, haven* t

9、 found D. is missing, havenr t found.答案D.前句是一个仍在持续的状态，应用进行时，由于没有找到，其影响仍然 存在，应用完成时，瞬间动词用于否定式时可用于完成时。e：现在进行时有时可以用来表示赞叹或厌烦的感情.例如：He is always causing trouble他总是惹麻烦.The Present Continuous Tense 现在进行时现在进行时最容易出现错误的地方在动词的现在分词形式，我们在复习的时候要 特别注意不规则动词的变化形式。例如：taking, taking是take的ing形式，以e结尾要去e加ing； swimming, be

10、ginnings putting,要双写最后一个字母之后加ing； buying, playing, teaching,等大部分单词直接加 ing.有一些特殊变化（或者说以Ie为结尾的重读闭音节的动词）的现在分词（有3 个）,:lyinglie, dying die tyingtie这些以ie结尾要去e再把I变y再加 ing.1. The Present Continuous Tense 现在进行时2. 现在进行时最容易出现错误的地方在动词的现在分词形式，我们在复习的时侯要特 别注意不规则动词的变化形式。3. 例如：4. swimming, beginning, putting, taking

11、, buyingohas和have的用法has和have都表示有，但用法不同。has用在第三人称单数形式（能转换成it的人称形式）中；have用在第一人称和第二人称 中；如果一个句子中有does（或did）的话，has变为have, does就相当于一个还原器。 例句：has： He has a bag.他有一个书包。have： I have a pen.我有一知钢笔。Do you have a book?你有一本书吗？关于does的:Does he have a notebook?他有一个笔记本吗？She doesnt have a computer.她没有一个电脑。练习题（Be动词）一、在

12、下面的短文中填上恰当be动词。in Class 2, Grade 7. IIa gir 1. My name Mary. I12 years old Here my family photo Look! Thesemyparents and thosemy grandparents This boy my brotherHe 15 years old now. That my cat, Mimi. Itverylovel y.（注意Be动词的时态）二、在下面的题目中填上恰当的Be动词。1.2.3.4.5.6.7.8.9.10.Ifrom AustraliaShe a studentJane a

13、nd Tommy friendsday.New York?My parents very busy everythere a Chinese school inThere some glasses on it.mountai n.in our school.There many monkeys in theThere a beautiful gardenIat school just nowHe at the camp last weeknestudents two years ago.Theyon the farm a moment ago.Yang Lingeleven years old

14、 last yearTherean apple on the plate yesterday.There some milk in the fridge on Sunday.16. The mobile phone on the sofa yesterday evening.17. Theresome water in the glass18. Theresome bread on the table19. Where your friends yesterday?20. How old you last year?21. Which dogyours?22. Ten and twotwelv

15、e.一.用 am, is, are 填空1)2)3)4)5)6)7)8)/ JZ 17)01234厶 1A 1X 二 -XHein Class 4. Grade lItacarTheycarsyourmother in China?yourfriends in New York?Whather name?I a student.You a doctor she from Jinan?you American?These buses Those oranges Where her mother?How old your teacher?15) What classyou in?1. Ia boy

16、.you a boy?No, Inot.2. The girl Jack s sister3. The dogtall and fat 4. The man with big eyes a teacher 5 your brother in the classroom?6. Whereyour mother?Sheat home 1 How your father?8. Mike and Liu Tao at scho ol9. Whose dress this?10. Whose socks they?11. That my red skirt 12. Who I?13. The jeans

17、on the desk14. Here a scarf for you.15 Here some sweaters for you.16. The black gloves for Su Yang 17. This pair of gloves for Yang Ling 人称代词物主代词练习题一、用适当的人称代词填空：1is my aunt We often visit (she )2 China is a developing country. is in the east of Asia(its )3. What day is today? is Thursda y. (its)5 I

18、own a blue bike The red one isn t (I)6. These new houses are so nice are very expensive(them )1 The fishermen caught a lot of fish, didn t_? ( them )8. Ling Ling is a gir 1 studies in a primary school. brother lives with and helpswith lessons(she )9 Mike is my classmate is good at Engliush (his )10.

19、 Kate wants a glass of milk Will you pass it to? ( she )11. What s the weather like today ?is cloudy.(its )二、用形容词性物主代词和名词性物主代词填空1 I ate allsandwiches yesterday. ( I ) Can I haveone of ? ( you )2. George has lost ( his ) pen. Ask Mary if (是否)she will lend him(she )3. Jack has a dog and so have I.( he

20、 )dog and ( I ) had a fight (打架).4.he )Theteacher wants you toreturnthatbook of5.Mr.and MrsGreen and afriendofarecomingtoseeus. ( they )6.Weare goingto Paris tostaywitha Frenchfriendof(we )三、用适当的人称代词和物主代词填空A.从括号选择正确的代词填空1. Your football clothes are on the deskPlease put(they, them, their, theirs) aw

21、ay.2. (We, Us, Our,Ours)English teacher is Mrs Gree n.Weall like(she, her,hers)3.(I,Me, My, Mine)can tget my kiteCould you help(I, me,my, mine)?4. Tomcan t getdownfrom thetree Canyou help(he, him,his)?6.We can t find our bikesCanyou help(we, us,our, ours)?Theseare(he,him, his)planesThe white ones ar

22、e (I, me, mine)B.填入正确的人称代词和物主代词1. This isn tknife. is green. ( she )2. These are your books,Kate Putin the desk, please(they )3.must look afterthings(you )4. WeiFang, is thatruler? Yes, its. ( you )5 They wanta footbal1. Givethe greenone,please(they)6. It,s Lin Tao s bag Giveitto.(he )7. Isthis penc

23、il-box Li Leis?No,isvery new. ( he )8. This box is too heavy. I can t carry(it )Don t worry, Let( I ) help (you)Yes, they are (our).9.is a boyname is Mike Mike sfriends likevery much(he )10. Mysisteris inroom.is a teacher. ( she )11. Janeis alittle gir1mother is a nurse(she )12.We are inclassroomcla

24、ssroom is big(we)13.My father andmother are teachers.are busy ( them)14. You area pupi 1. Isbrother a pupil, too?(you )四、用括号中的适当形式填空(1) Are these (you) pencils?(2) Whose is this pencil?It s ( I ).(3) I love (they) very much(4) She is (I ) classmate(5) Miss Li often looks after (she) brother.(6) Are these (they) bags ?No, they aren t (their) They are (we)五、根据句意用适当的人称代词、物主代词填空：1 ikesgo1.Mary works in a book storework very much2.to schoolJohn and I are in the s