一般過去時(shí)

　　1．概念：過去某個(gè)時(shí)間里發(fā)生的動(dòng)作或狀態(tài)；過去習(xí)慣性、經(jīng)常性的動(dòng)作、行為。

　　2．時(shí)間狀語(yǔ)：ago，yesterday，the day before yesterday，last week，last(year，night，month…just now，at the age of 5，one day，long long ago，once upon a time，etc.

　　3．基本結(jié)構(gòu)：be動(dòng)詞；行為動(dòng)詞的過去式

　　4．否定形式：was/were+not;在行為動(dòng)詞前加didn't，同時(shí)還原行為動(dòng)詞。

　　5．一般疑問句：was或were放于句首；用助動(dòng)詞do的過去式did 提問，同時(shí)還原行為動(dòng)詞。

　　6．例句：She often came to help us in those days.

　　I didn't know you were so busy.

　　7．用法

　　(1)一般過去時(shí)表示過去的動(dòng)作或狀態(tài)

　　[1]一般過去時(shí)通常與表示過去的時(shí)間狀語(yǔ)連用。

　　與一般過去時(shí)連用的時(shí)間狀語(yǔ)有：yesterday，last night(week，year，month，Sunday)，then，at that time，at that moment，just now，a few days(weeks，months，years) ago等。例句：

　　Lucy turned off all the lights before she went out.

　　出門前露茜關(guān)了所有的燈。