六年级下册Unit 1 It was Daming’s birthday yesterday.授课ppt课件

这是一份六年级下册Unit 1 It was Daming’s birthday yesterday.授课ppt课件，共14页。PPT课件主要包含了everyday，比一比，知识结构，一般过去时，常用时间，动词的过去式，动词过去式的构成，规则动词，不规则动词，构成规则等内容，欢迎下载使用。
Bill’s weekend
On Saturday mrning, he….
I watched TV
She has eggs and bread
She had eggs and bread
Jay gives a cncert
Jay gave a cncert
last night.
every mrning.
yesterday mrning.
every mnth.
1.表示过去某个时 间发生的动作或存在的状态。2.表示过去经常或 反复发生的动作。
yesterdaylast nightin 1990tw days ag
1. 一般在动词原形末尾加-ed lk lked play played start started2. 结尾是 e 的动词加 -d live lived hpe hped use used
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
stp stppedplan plannedtrip tripped
4. 结尾是“辅音字母+y”的动词， 先变“y”为“i”再加-ed
study studiedcarry carried
清念 /t/ ，即 ed 在清辅音后面念 /t/ 例：finished helped passed cked
元浊 /d/ ,即 ed 在元音，浊辅音后面念 /d/ 例：brrwed enjyed called mved
/t/ /d/ 之后念 /id/ , 即 ed 在 /t/ /d/ 音后面念 /id/例：wanted shuted needed cunted
清念 /t/ ,元浊/d/ ; /t/ /d/ 之后念/id/
Infinitive Past tenseam/is wasare werebegin begunbreak brkebring brughtbuild builtbuy bughtcan culd
Infinitive Past tensecatch caughtcme camed diddraw drewdrink drankdrive drveeat atefall fell
1.表示过去某个时间发生的动作或存在的状态。 He was here yesterday. I gt up at six thirty yesterday mrning. My father was at wrk yesterday afternn. Did yu have a gd time last summer?
2.表示过去经常或反复发生的动作。 My father ften went t wrk by bus last year. When I was a child, I ften listened t music.
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 nt (didn’t).
主语+didn’t+动词原形
I _________ them the news.
I ____ (tell) them the news yesterday.
didn’t tell
行为动词一般过去时的疑问式
1. 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……？
例：They ______ (finish) their wrk at fur.一般疑问句:
____ they _____ their wrk at fur?Yes, they _____. N, they _____.
2. 一般过去时的特殊疑问式：
疑问词+did+主语+动词原形……？
A：What did they d at fur?
B：When did they finish their wrk?
例：They finished their wrk at fur.
1.外加助动词did后,动词须返回原形。
Did he went t schl yesterday?Did he g t schl yesterday?
2.简略回答用助动词did/didn’t代替行为动词。
Did he find the by yesterday?－Yes, he did.－N, he did nt (didn’t).