小学一般过去时教学课件

1、小学一般过去时教学课件小学一般过去时：1.一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。一般过去时也表示过去经常或反复发生的动作感谢。2.Be动词在一般过去时中的变化：am 和is在一般过去时中变为was。（was not=wasnt）are在一般过去时中变为were。（werenot=werent）带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。3.句中没有be动词的一般过去时的句子否定句：didnt +动词原形，如：Jim didnt go home ye

2、sterday. 一般疑问句：在句首加did，句子中的动词过去式变回原形。如：Did Jim go home yesterday? 特殊疑问句：疑问词+did+主语+动词原形?如： What did Jim do yesterday? 疑问词当主语时：疑问词+动词过去式?如：Whowent to home yesterday?动词过去式变化规则：1）一般在动词末尾加-ed，如：pull-pulled, cook-cooked2）结尾是e加d，如：taste-tasted3）末尾只有一个元音字母和一个辅音字母的重读闭音节，应双写末尾的'辅音字母，再加-ed，如：stop-stopped4

3、）以“辅音字母+y”结尾的，变y为i，再加-ed，如：study-studied5）不规则动词过去式： am,is-was, are-were,do-did, see-saw, say-said, give-gave, get-got, go-went, come-came, have-had,eat-ate, take-took, run-ran, sing-sang, put-put, make-made, read-read,write-wrote, draw-drew, drink-drank, fly-flew, ride-rode, speak-spoke, sweep-swept

4、,swim-swam, sit-sat4.句中be动词和动词一般情况下只能有一种而且也必须有一种。如：Theyvisited my parents last weekend .5.一般过去时中的be动词：一般用过去式：was werewas用于第一人称单数（I）和第三人称单数（he she it和其他人名或称谓，如：Ben 、 his sister等）；were用于第二人称单数（you）和所有复数（包括第一人称复数we、第二人称复数you；第三人称复数they和其他复数，如the children 、 his parents等）。6.一般过去时中的动词：一般只有一种情况：+ed这里强调一点，和

5、一般现在时不同的是这里不管主语是第几人称，也不管是单数和复数都加ed。7.一般过去时判断依据（如何判断一个句子是一般过去时）：be动词是was、were动词加ed有表示过去的时间状语现在学过的常用的表示过去的时间状语有：just now amoment yesterday last week last night last weekend last year last month threedays ago two weeks ago.【小学一般过去时练习题】一：用所给动词的适当形式填空1.Tom and Mary _ (come) to China last month.2.Mike _(n

6、ot go) to bed until 12 oclock last night. So I _ (get ) up late.3.Mary _ (read) English yesterday morning.4.There _ (be) no one here a moment ago.5.I _ (call) Mike this morning.6.I listened but _ (hear) nothing.7.Tom _ (begin) to learn Chinese last year.8.Last week we _ (pick) many apples on the far

7、m.9.My mother _ (not do) housework yesterday.10.She watches TV every evening. But she _ (not watch) TV last night.11._ your father _ ( go ) to work every day last year?12. What time _ you _ (get) to Beijing yesterday?We _ (get) to Beijing at 9:00 in the evening.13.What _ (make) him cry (哭) just now?

8、14.Last year the teacher _ (tell) us that the earth moves around the sun.15.There _ a telephone call for you just now. (be)16.There _ not enough people to pick apples that day. ( be)17.There _ any hospitals (医院) in my hometown (家乡) in 1940. ( be not)18.There _ enough milk at home last week, wasnt th

9、ere?19.Eli _ to Japan last week. ( move)20. When _ you _ (come) to China? - Last year.21.Did she _ (have) supper at home?22.Jack _ (not clean) the room just now.23._ (be) it cold in your city yesterday?24.How many people _ (be) there in your class last term?25.It _ (be) hot yesterday and most childr

10、en _ (be) outside.26. There _ (be) a football match on TV yesterday evening, but I _ (have) no time to watch it.27. He ate some bread and _ (drink) some milk.28. _ he _ (finish) his homework last night?29. I_(be) tired yesterday.30. I _(gain ) Arts degree last year.31. What _ you _ (do) last night?3

11、2. My grandfather _ (leave) Hong Kong for New York in 1998.33. What _ he _ (do) yesterday?34. Last week I _ (buy) a new bike.35. He _ (be) here just now.36. He _ (not find ) his key last night.37. My father _ (drink) a lot of wine yesterday.38. _ you _ (finish) your homework yesterday?39. I _ (eat)

12、some eggs and bread this morning.40. Her mother _ (not give) the girl any present.二、改错题1How is Jane yesterday? _2He go to school by bus last week. _3He often goes home at 6:00 last month. _4I can fly kites seven years ago. _5 Did you saw him just now. _6 Tom wasnt watch TV last night. _7 I didnt my

13、homework yesterday. _8 He wait for you three hours ago. _9 Who find it just now ? _三、按要求变换句型。1. Father bought me a new bike. （同义句）Father bought _ _ _ _ me.2. Frank read an interesting book about history. （一般疑问句）_ Frank _ an interesting book about history?3. Hes cleaning his rooms. （划线提问）_ he _?4. Why not go out for a walk? （同义句）_ _ _ out for a walk?5. Thomas spent RMB 10 on this book. （否定句）Thomas _ _ RMB 10 on this book.6. My family went to the beach last week. （划线提问）_ _ _ family _ last week?7. I didnt have any friends. （一般疑问句）_ _ have _ friends?8. I think she is Lilys sister. （否定句）_9.