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小学英语一般过去时完整课件

肯定句: He was ill yesterday. 否定句:He was not ill yesterday.
肯定句:The cat ate a bird last night. 否定句:The cat didn’t eat a bird last night.
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一般过去时的 一般疑问句
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1.把was, were放在句首,其余位 置不变。
(1) He was born in Shanghai.
→ Was he born in Shanghai? (一般疑问句)
→Yes, he was. (肯定回答) →No, he wasn’t. (否定回答)
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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
名词变复数变化规则
• (一) 规则变化 名词单数变复数,直接加 -s 占多数; s, x, z, ch, sh 来结尾,直接加上 -es; 词尾是 f 或 fe,加 -s 之前先变 ve; 辅母 + y 在词尾,把 y 变 i 再加 -es; 词尾字母若是 o,常用三个已足够, 要加 -es 请记好,hero, tomato, potato。
future
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动词过去式 的构成
规则动词
regular verbs
不规则动词
irregular verbs
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规则动词 过去式的构成
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1、一般在动词末尾加– ed
look Walk paint play
look ed Walked painted play ed
否定句: →She didn’t play the violin last night.
肯定句: They swam in the lake yesterday.
否定句: →They didn’t swim in the lake yesterday.
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一般过去时否定句练习
肯定句: They made a kite a week ago. 否定句:They didn’t make a kite a week ago.
一般过去时 肯定句变否定句
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Be动词类 • 否定句
实义动词类
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1. (be动词类)在表示过去存在的状态 的句子中在was, were的后面加上not。
如: 肯定句:
He was in the park the day before yesterday. 否定句: →He was not in the park the day before yesterday.
肯定句:
We were busy last week.
否定句:
→We were not busy last week.
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2.(行为动词类)要在行为动词的前面加助动词didn’t. 然后把动 词过去式改为动词原形。 即:didn’t + 动词原形
肯定句: She played the violin last night.
• (二) 不规则变化
男人女人 a 变 e,鹅(goose)足(foot)牙(tooth) oo 变 ee;
老鼠(mouse)虱婆(louse)也好记,ous 变 ic;
孩子加上 ren,鱼鹿学绵习交羊流不PPT用变。
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一般过去时的用法与结构详解
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时态和时间
• 表示:
past now
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剩余不规则动词表 Infinitive Past Tense Infinitive Past Tense
am, is are do
go have make get
was were did
went had made got
eat
ate
say said
see saw
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的状态,常和表示过去的时间状语连用。 Yesterday(昨天),
last night(昨天晚上), last week (上周) Last Sunday(上周日) in 1990
just now (刚才), long long ago(很久以前)
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• (2)They were in Li Yan’s home last night.
一般疑问句: Did they have a good time in the park?
肯定/否定回答: Yes, they did. No , they didn’t.
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2. Ann did her homework yesterday evening.
stop Pat
stopped Patted (掌握)
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4. 以“辅音字母+y”结尾的词,
先变“y”为“i”再加—ed
study
studyied
Worry
Worryieppyied
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不规则动词 过去式的构成
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1.过去式与原形一样(了解)
put→put (放下) let→let(让) cut → cut(砍,剪) read→read(读)
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2.把元音字母变成“a”
come give Become
came(掌握) gave became
drink begin
drank(了解) began
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剩余不规则动词
(掌握)
clean Visit Want cough watch
cleaned Visited Wanted coughed watched
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2、结尾是 e 的动词只加 -- d (了解)
live hope use
lived hoped used
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3.重读闭音节词, 先双写这个辅音字母,再加—ed
• → Were they in Li Yan’s home last night? • (一般疑问句)
• →Yes, they were. (肯定回答) • →No, they weren’t. (否定回答)
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一般过去时一般疑问句及其肯否 定回答 练习题
1. They had a good time in the park.
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