practise-2
• • • • • • • • • • • • • 二、句型转换: 1. They played football in the playground yesterday. 否定句：________________________________________________ 一般疑问句：_____________________________肯、否定回答：________ 划线部分提问： ________________________________________________ 2. Liu Tao skated with with his cousin last Winter Holiday. 否定句：________________________________________________ 一般疑问句：____________________________肯、否定回答：____ 划线部分提问： ________________________________________________ 3. My brother showed his stamps to his classmates last week. 否定句：________________________________________________ 一般疑问句：__________________________________否定回答： __________ 划线部分提问： ________________________________________________
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一般过去式的构成形式
practise-1
• • • • • • • • • • • 一、用动词的适当形式填空 1. He ________ (live) in America two years ago. 2. The boy ________ (listen) to the teacher carefully last week. 3. We _______ (watch) a Japanese cartoon last Friday. 4. Nancy ________ (pick) up oranges on the farm last week. 5. I ________ (pull) up carrot with Mike yesterday. 6. They ________ (play) chess in the classroom last PE lesson. 7. My mother _______ (cook) a nice food last Spring Festival. 8. The girls _______ (dance) at the party last Wednesday . 9.The students ________ (study) very hard last month. 10. My parents _____ (plan ) to have a good weekend last Thursday.
一般过去式的概念：
• 一般过去时表示过去某个时间里发生的动 作或状态； • 过去习惯性、经常性的动
一般过去式的用法：
• 一般过去时常与表示过去的时间状语或从 句连用 a）时间状语
• Ago（two hours ago（一段时间+ago）， yesterday（句子开头或结尾），the day before yesterday,lastweek,last(year,night,month…)， 具体时间（如Jan.fourth),just now,at the age of,one day,long ago,once upon a time（很久 以前），and so on,this morning.long long ago.
• b）动词变化规则
规则变化 1．直接加ed：work—— worked look——looked play——played, 2．以e结尾的单词，直接加d：live ——lived hope——hoped use——used, 3 以辅音字母+y结尾的，变y为i加ed：study—— studied carry——carried worry——worried, 4 以元音字母+y结尾的，直接加ed：enjoy —— enjoyed play——played 5 以重读闭音节结尾的，双写最后的辅音字母+ed： stop—— stopped plan——planned
一般过去式讲解
引例：
(a-1) I am in class today. (a-2) I was in class yesterday. (b-1) He lives here now. (b-2) He lived here ten years ago. (c-1) My friends are at home today. (c-2) My friends were at home last night.
不规则变化：
make-made-made may-might mean-meant-meant meet-met-met must-must pay-paid-paid put-put-put write-wrote-written win-won-won
BE动词的过去式
单数： I was you were (一個人) she was he was it was 复数： we were you were (不只一人) they were