译林版新版英语七年级下 7BUnit 5Grammar 公开课

2 3 改变了元音 改变了辅音
cost-cost put-put
write-wrote know-knew
make-made spend-spent
leave-left teach-taught
元音和辅音都变 4 化了
Infinitive am is are begin break bring build buy can
3)一般疑问句 Did +主语+谓语动原形……? Yes, 代词+did. / No, 代词+ didn’t. Did you go to the park yesterday morning? Yes, I did. Did he hear a whisper? No, he didn’t.
Please look at the following sentences. 我今年12岁。 I am twelve years old. 我去年11岁。 I was eleven years old last year.
went是go在一般进去时中所用的 动词形式, 是go的过去式。
A month ago, Millie and Amy went to Sunshine Park. 一个月前，米莉和艾米去了阳光公园。
Last Sunday, they went to the park again. 上个星期天, 她们又去了那儿。
2. We form the simple past tense by adding ‘-ed ’ to regular verbs. 提示：一般过去时常与表示过去的 时间状语连，如：yesterday, last night, a month ago, yesterday afternoon, last week, ten years ago
replied 9. leave _____ left 1. start started ______ 5. reply _____ 2. love loved _________ 6. say
________
said
10. tell
told _____
3. play played ______ 7. meet met _____ 11. stand _____ stood 4. plan planned ______ 8. hear ______ ______ heard 12. bring brought
Simple past tense (I)
To learn the form and the usages of the simple past tense To use the simple past tense to talk about the past things properly
一、什么情况下使用一般过去时? 1. We use the simple past tense to talk about things in the past.
Past tense was were began broke brought built bought could
Infinitive catch come do draw drink drive eat fall
Past tense caught came did drew drank drove ate fell
Infinitive Past tense
buy find say pay go fly catch keep see do eat feel have leave bought found said paid went flew caught kept saw did ate felt had left
说明： 3. /t/ /d/ 之后念 /id/，即 ed 在 /t/ /d/ 音后面念 /id/，例： wanted shouted needed counted
三、不规则动词的过去式不是加ed
构成的, 需要我们记住它们。不规则
动词的过去式归纳起来有这样几种 类型(见下表)：
与原形一样, 没 1 有变化
Finish Part B on page 62.
This morning, we _____ went (go) to the Fun World Museum. When we ____ got (get) to the museum, there _____ were (be) a lot of people there. We _____ spent (spend) three hours in the museum. I ____ took (take) a lot of photos. Some of us _______ bought (buy) cards of the animals there. We _____ came (come) back to school at 1 p.m. We ____ had (have) a great time!
just now = a moment ago
刚才
规则动词过去式的构成 构成规则 1. 一般在动词原形 末尾加-ed look play start
例词
looked played started
2. 结尾是e的动词 加-d
live lived hope hoped use used
规则动词过去式的构成
C. goes
D. going
6. My father _____ ill yesterday. A. isn't C. wasn't B. aren't D. weren't
7. ______ your parents at home last week? A. Is B. Was C. Are D. Were 8. The twins ______ in Dalian last year. They ______ here now. A. are; were B. were; are C. was; are D. were; was
动词一般过去时，表示过去发生的事； be用was或用were, have, has变had； 谓语动词过去式，过去时间做标志； 一般动词加-ed，若是特殊得硬记。 否定句很简单，主语之后didn’t添； 疑问句也不难，did放在主语前； 如果谓语之前有did，谓语动词需还原； 动词若是was, were, 否定就把not添。
写出下列动词的过去式。
want— wanted talk — talked like — liked worry — worried try — tried stop — stopped
规则动词+-ed的读音 清念 /t/, 元浊/d/;
/t/ /d/ 之后念/id/
说明： 1. 清念 /t/，即 ed 在清辅音后面念 /t/，例： finished helped passed cooked 2. 元浊 /d/，即 ed 在元音，浊辅音后 面念 /d/，例： borrowed enjoyed called moved
I. 写出下列动词的过去式。 1. is _________ 7. have _________ had was were 2. are _________ 8. go_______ went 3. start ________ started 4. do __________ did 5. see ________ saw 6. buy________ bought 9. come ________ came made 10. make _______ 11. stay _______ stayed 12. chat _______ chatted
构成规则
3.以一个元音字母+一 个辅音字母结尾的短 动词 4. 结尾是“辅音字母 +y” 的动词, 先变“y”为 “i”, 再加-ed
例词 stop stopped plan planned trip tripped study studied carry carried
提示: 以元音字母+y结尾的动词 按第一条规则，即：+ed, 如: stay —stayed
他现在在北京。 He is in Beijing now.
Please look at the following sentences. 他昨天在家里。 He was at home yesterday. 他们今天在中国。 They are in China today. 他们昨天在日本。 They were in Japan yesterday.
II. 选择正确答案。 1. -- What did they do last weekend? -- They ______ to the park. A. went B. go C. gone 2. -- How ______ your weekend? -- Not too bad. I stayed home and watched TV. A. was B. were C. is
3. What did you do ____ last weekend? A. in C. for A. study B. / D. under B. studied
4. I _____ English yesterday evening.
C. studyed
D. studies
5. Did he ____ to sleep late last night? A. went B. go
指点迷津：谓语动词为实义动词的 一般过去时的句子结构 1) 肯定句 主语+谓语动词过去式…… He heard a whisper. They went to the park again last Sunday.