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初中英语一般过去时课件(PPT)
一般过去时态
Be动词的过去时态变化
我今年12岁. am 12 years old this year. I ___ 我去年11岁. was 11 years old last year. I ____ 他现在在北京。 is in Beijing now. He ____ 他昨天在上海。 was in Shanghai yesterday. He ____
每天,早餐我吃鸡蛋和牛奶。 I have ____ eggs and milk for breakfast every morning. 昨天,早餐我吃面条。 had noodles for breakfast I ____ yesterday morning. 他每天都吃水果。 has fruit every day. He _____ 昨天他吃了3个苹果。 He _____ had 3 apples yesterday.
have/ has
had
I get up at 6:30 every morning. got up at 9:00 last Sunday. I ___ He plays football every afternoon. played basketball yesterday He _____ afternoon. He does his homework every evening. did some reading last night. He ____
主语+didn’t+动词原形
told (tell) them the news I ____ yesterday. didn’t tell them the news. I _________
行为动词一般过去时的疑问式
一般过去时的一般疑问式在句 首加助动词did Did+主语+动词原形……?
They finished ______ (finish) their work at fou 一般疑问句: Did they _____ finish their work at ____ didn’t did four? Yes, they _____. No, they _____.
don’t/ doesn’t do/ does
didn’t did
一般过去时的谓语构成:由动词 的过去式构成(参看书本)
规则变化
1.一般加ed work — worked 2.以e结尾加d change — changed 3.末尾只有一个辅音字母的重读闭 音节词,先双写这个辅音字母,再 加ed . stop — stopped
动词原形、第三人称单数 动词过去式
They don’t watch TV in the evening. didn’t watch They _________ TV last night. She doesn’t play basketball after school. She _________ didn’t play basketball after school yesterday. Do you go to school on foot every day? go to school on foot ___ Did you __ yesterday. Does he go to school by bus every day? go Did he ___to ___ school by bus yesterday?
last
night week month Monday
2.与yesterday 连用:
yesterday
morning afternoon evening
the day before yesterday
行为动词一般过去时的否定式
一般过去时的否定式是在动词原形 前加助动词did not (didn’t).
行为动词一般过去时的疑问式
一般过去时的特殊疑问式 疑问词+did+主语+动词原形……? They finished their work at four. B A
对划线部分提问 A: What did they do at four? B:When did they finish their work?
prefer — preferred
4.以辅音字母加y 结尾的词,先 改 y为 i,再加ed
study — studied 5.不规则变化. do-did am/is-was
用法
在过去某一时间内发生的动作:
He got home at ten o’clock last night.
用于一般过去时的时间状语 1.与last 连用
注意
1.外加助动词did后,动词须返回原形。
Did he went to school F yesterday? Did he go to school yesterday? T 2.简略回答用助动词did/didn’t代替 行为动词。 Did he find the boy yesterday? -Yes, he did. -No, he did not (didn’t).
他们今天在中国。 are in China today. They ____
他们昨天在日本。
were in Japan yesterday. They ____
am/ is are
was were
一、用be动词的适当形式填空 1. I ______ am an English teacher now. was happy yesterday. 2. She _______ 3. They _______ were glad to see each other last month. are good 4. Helen and Nancy ________ friends. is two years old 5. The little dog _____ this year. 6. Look, there ________ lots of grapes are here.