外研版四年級英語下冊《I helped Mum》PPT教學課件下載，共53頁。
Listen and chant.
Yesterday was a holiday.
It was a beautiful day.
We rowed a boat on the lake.
We all had a very happy day.
Free talk.
Do you want to know what I did yesterday?
Yesterday was a busy day.
I went shopping.
I listened to music.
I cooked noodles.
I watched TV.
I played on the computer.
Summary
一般過去時
用來描述在過去某個時間所進行的活動。
句型結構：主語+ 動詞過去式+ 其他。
I played football last Sunday.
What about?
表示“……怎么樣？”，可以用來詢問情況或打聽消息。
句型結構：What about+ 名詞、代詞或動名詞。
I’d like a cup of tea? What about you?
一般過去時的否定
用來描述在過去某個時間沒有做某事。
句型結構：主語+ didn’t (did not)+ 動詞原形+ 其他。
didn’t意為“沒有”。
Summing up.
重點單詞和詞組：row a boat, had a happy day, phoned, cooked, helped, washed clothes, played on the computer, watched TV
重點句型：I cooked noodles yesterday.
He didn’t help Mum.
Homework
1. 熟記本節(jié)課所學的單詞、短語和句型，必須會聽、說、讀、寫。
2. 將Listen, point and find “-ed”. 朗讀流利。
3. 結合本課內(nèi)容，創(chuàng)編新的對話，并表演出來。
Let’s chant.
Phone, phoned, Amy phoned Grandma.
Cook, cooked, Amy cooked noodles.
Help, helped, she helped Mum.
Wash, washed, she washed clothes.
Play, played, Sam played on the computer.
Watch, watched, he watched TV.
動詞過去式的構成
一般在動詞詞尾直接加ed。
watch—watched, cook—cooked, row-rowed
以不發(fā)音的字母e結尾的動詞，直接在詞尾加d。
dance--danced, like—liked, phone-phoned
以輔音字母+y結尾的動詞，變y為i，再加ed。
study--studied , carry--carried
以單個輔音字母結尾的重讀閉音節(jié)動詞，先雙寫單詞末尾的輔音字母，再加ed。
stop--stopped, plan--planned
Homework
1. 向家人展示自己跟讀模仿課文錄音的情況。
2. 向家人展示本單元新學的韻句。
3. 向家人介紹你的朋友們上周末的活動。
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關鍵詞：I helped Mum PPT課件免費下載，.PPTX格式；
