初中 英语一般过去式讲解ppt

一般过去式讲解 引例：(a-1)Iaminclasstoday.(a-2)Iwasinclassyesterday.(b-1)Helivesherenow.(b-2)Helivedheretenyearsago.(c-1)Myfriendsareathometoday.(c-2)Myfriendswereathomelastnight. 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、经常性的动作、行为；过去主语所具备的能力和性格。 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 looklooked playplayed, 2以e结尾的单词，直接加d：live lived hopehoped useused, 3 以辅音字母+y结尾的，变y为i加ed：study studied carrycarried worryworried, 4 以元音字母+y结尾的，直接加ed：enjoy enjoyed playplayed 5 以重读闭音节结尾的，双写最后的辅音字母+ed：stop stopped planplanned 不规则变化：make-made-mademay-mightmean-meant-meantmeet-met-metmust-mustpay-paid-paidput-put-putwrite-wrote-writtenwin-won-won BE动词的过去式单数：Iwasyouwere(一個人)shewashewasitwas复数：wewereyouwere(不只一人)theywere 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. 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：_ AnyQuestions?thankyou！