1、t late yesterday.She wasnt a teacher three years ago.Were you ill yesterday?Were they once your classmates? -Yes, I was. -No, I wasnt.Who were your best friends in your primary school?2.实义动词的一般过去时态 肯定句要使用动词的过去式,否定句和疑问句要使用助动词 do 和 does 的过 去式 did.如: I went home at nine oclock yesterday.Ididnt go home
2、yesterday. He didnt tell me about you.Did you go home yesterday? -Yes, I did. -No, I didnWhen did you finish your homework last night/the day before yesterday?3.助动词和情态动词过去式如下:shall should (将要)用于第一人称单数 will would (将要)用于所有人称can could (能,会) may might (可以) mustmust (必须) haveto had to (不得不)助动词和情态动词的过去时态要
3、使用他们的过去式,后面的动词还使用原 形。 I had to do my homework yesterday. ( 昨天我不得不做作业。 ) 三、一般过去时态动词变化形式 一般过去时态由动词的过去式表示。大多数动词的过去式是在动词原形后 加上 ed 构成。这类动词称为规则动词。1) 一般情况下在词尾直接加 ed。女口: play played work worked2) 以 e 结尾的动词只加 d. 女口: like- liked love loved3) 以辅音字母+丫结尾的动词,变 丫 为I,再加 ed.女口: study studied carry carried4)以重读闭音节结尾的
4、动词,如果末尾只有一个辅音字母,要双写最后这 个辅音字母,再加 ed. 如: stop stopped5)不以 ed 结尾的过去式,称为不规则动词 ,如: write (写) -wrotego-went do-did have-had see-saw take-took make-made come-came buy-bought技巧 :巧记一般过去时: 【一巧】时间状语(即标志词)巧。一般过去时表示过去发生的动作或存在的 状态,恰巧与表示过去的一些时间状语连用。【二巧】形式巧。它与一般现在时一样,形式多样:当主语是第一人称单数或第三人称单数时,谓语动词用was;主语是第二人称或其他人称复数时
5、, 谓语动词用 were。例如: I was in the classroom yesterday morning 昨天早上我在教室里。He was at school last Tuesday 上周二他在学校。They were over there a moment ago 刚才他们在那边。【三巧】否定句结构巧。与动词 be 的一般现在时一样,它在动词后面加 not 即 可变成否定句,并且 was, were与not可以缩写成 was nt, were nt。即: 主语 wasnt werent 表语 其他。I was n ot (= was nt) here yesterday . 昨天
6、我不在这儿。My pare nts were not ( = were nt) at home last Sun day . 上周日我父母不在家。【四巧】 疑问句式巧。把 was, were 提到句首,句末用问号即可变为一般疑问 句。Was(Were) 主语 表语 其他?这恰巧与动词 be 的一般现在时的疑问 句式相似。 Were you at home the day before yesterday ? 前天你在家吗?Was she late this morning ?今天早上她迟到了吗?更巧的是疑问句的答语也相似,肯定回答用“ Yes,主语+ was/ were.”;否定回答用“ No
7、,主语+ was nt / were nt .”。 Were Wei Hua and Han Mei here just now ? 刚才魏华和韩梅在这 儿吗?Yes, they were. (No, they were nt .)是的,她们在。(不,她们不在。)练习一、用 be 动词的适当形式填空1 I an English teacher now.2She happy yesterday.3They glad to see each other last month.4Helen and Nancy good friends.5The little dog two years old th
8、is year.6Look, there lots of grapes here.7Today the second of June. Yesterday the first of June. It Childrens Day.二、用动词的适当形式填空1. I (watch) a cartoon on Saturday.2. Her father (read) a newspaper last night.3. We _ to zoo yesterday, we to the park. (go)4. you (visit) your relatives last Spring Festiva
9、l?5. he _ (fly) a kite on Sunday? Yes, he .6.Jim _(pull) up carrots last National Day holiday.7. I _ (sweep) the floor yesterday.8. What _ she (find) in the garden last morning? She (find) a beautiful butterfly.1. He _ (live) in Wuxi two years ago.2. The cat (eat) a bird last night.(have) a party la
10、st Halloween.4.Nancy (pick) up oranges on the farm last week.5.I (make) a model ship with Mike yesterday.6.They (play) chess in the classroom last PE lesson.7.My mother (cook) a nice food last Spring Festival.8.The girls (sing) and (dance) at the party.9.It (be) Bens birthday last Friday.10.We all (
11、have) a good time last night.11.He (jump) high on last Sports Day.二、现在完成时一句型:Eg: I have finished my homework.He hasnt watered the flowers. No, they haven Have they watched the film? Yes, they have.用法1、现在完成时表示过去发生或已经完成的动作对现在造成的影响或结果 Eg. I have spent all of my money (so far).( 含义是 :现在我没有钱花了 .)Jim has
12、(just/already) come. ( 含义:吉姆现在在这儿 ) My father has gone to work.( 含义是 :我爸爸现在不在这儿 )2、现在完成时可以用来表示发生在过去某一时刻的 ,持续到现在的动作(用行 为动词表示)或状态(be动词表示)常与for (+时间段),sinee (+时间点 或过去时的句子)连用 .1fo叶时段2since+过去一个时间点(译为:自从 以来)3sin ce+时段 +ago4since+从句(过去时)5It is+时段+si nce+从句(过去时)E.g. Mary has been ill for three days.I have
13、lived here since 1998.三、现在完成时的标志 现在完成时的含义之一是过去完成的动作对现在仍有影响 ,用以下四大标志词可以表达这种含义 :*以 already, just 和 yet 为标志He has already got her help. 他已得到她的帮助。He has just seen the film. 他刚刚看过这场电影。t come back yet. 他还没有回来。*以 ever 和 never 为标志This is the best film I have ever seen. 这是我曾经看过的最好的一部电影。He has never been to Beijing. 他从没有到过北京。*以动作发生的次数为标志He says he has been to the USA three times. 他说他已经去过美国三次了。*以so far (到目前为止)为标+beforeHe has got to Beijing so far. 到目前为止他已到了北京。、/
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