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：ago，yesterday，the day before yesterday，last week，last(year，night，month…)，in ，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)間狀語連用。
與一般過去時(shí)連用的時(shí)間狀語有：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。