外研版四年級(jí)英語(yǔ)下冊(cè)《I helped Mum》PPT課件(第1課時(shí))，共24頁(yè)。
I went shopping yesterday.
What did you do yesterday?
Let's learn new words
Phone 給....打電話 cook 做飯，烹飪
wash 洗...... computer 電腦
really 真的嗎？ what about? ...怎么樣？
did do的過(guò)去式（助動(dòng)詞）didn’t don't的過(guò)去式（助動(dòng)詞）
love 愛(ài) him 他....(賓格)
Listen and answer questions
What did they do yesterday?
他們昨天干什么了呢？
動(dòng)詞過(guò)去式的變法口訣：
Yesterday，表過(guò)去，要用一般過(guò)去式；
規(guī)則動(dòng)詞加 ed；有 e 直接加上 d；
Talk, talk, talked;
Listen, listen, listened;
Watch, watch, watched;
Phone, phone, phoned.
不規(guī)則的特殊記，are 變 were；
am/is 變 was； do/does 變 did。
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關(guān)鍵詞：I helped Mum PPT課件免費(fèi)下載，.PPT格式；
