Question

翻译过去进行时句子

1.当我妈妈离开家的时候我正在给李明写一封信.
2.当余老师走进教室的时候,我们正在读英语.
3.当我走进房间的时候,我妹妹正在睡觉.
4.当李雷在路上看见凯特是,她正在跑步.

Answer 1

1.当我妈妈离开家的时候我正在给李明写一封信。
I was writting a letter to Li Ming when my mother left home.
2.当余老师走进教室的时候,我们正在读英语。
We were reading English when Mr/Miss Yu walked into the classroom.
3.当我走进房间的时候,我妹妹正在睡觉。
When I walked into the room, my little sister was sleeping.
4.当李雷在路上看见凯特是,她正在跑步。
Kate was running when Li Lei saw her on the road.

过去进行时（Pastcontinuoustense或PastProgressivetense）表示在过去某一时刻或某一段时间内进行或发生的动作。主要用于表示过去某段时间内持续进行的动作或者事情，常用的时间状语。过去进行时（Pastcontinuoustense或PastProgressivetense）表示过去某时某刻正在进行的动作（不强调是否完成）。（过去进行时具体用在什么地方，看下面的内容）
一、概念和用法：过去进行时
表示在过去某一时刻或某一段时间内进行或发生的动作。其形式为was/were+V-ing。常与表示过去的时间状语连用，如：lastnight,lastSaturday等；或者与when,while,as引导的过去时间状语连用。例如：WewerewatchingTVfromseventoninelastnight.昨天晚上七点到九点的时候我们在看电视。WhatwasheresearchingalldaylastSunday?上周日他一整天都在研究什么？
二、过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。如：Whatwasshedoingatnineo‘clockyesterday?昨天晚上九点她在做什么？（介词短语表示时间点）WhenIsawhimhewasdecoratinghisroom.当我看见他的时候他正在装饰房间。（when从句表示时间点）
三、在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。例如：Whilehewaswaitingforthebus,hewasreadinganewspaper.他边等车边看报。（两个动作都是延续的）HewascleaninghiscarwhileIwascooking.他擦车时我在做饭。（两个动作同时进行）
四、通常不能用于过去进行时的动词主要有：agree,is,am,are,believe,belong,care,forget,hate,have（拥有），hear,know,like,love,mean,mind,notice,own,remember,seem,suppose,understand,want,wish等。
例如：误：Iwasknowingtheanswer.
正：Iknewtheanswer.我知道答案。
误：Iwasn‘tunderstandinghim.
正：Ididn‘tunderstandhim.我不明白他的意思。

Answer 2

1. When my mom left home I was writing a letter to LiMing.
2. When Mr. Yu walked into the classromm, we were reading English.
3. When I walked into the room, my little sister was sleeping.
4. When LiLei met Kate on the road, she was running.

Answer 3

1.I was writting a letter to Li Ming when my mother left home.
2.We were reading English when Mr/Miss Yu came into the classroom.
3.My younger sister was sleeping when I went into the room.
4.Kate was running when Li Lei saw her on the way.

Answer 4

When my mother left home when I was writing a letter to Li Ming
When I walk into a classroom and a teacher, we are reading English.
When I walked into the room, my sister was sleeping
When Li Lei on the road to see Kate is that she is running

Answer 5

when mother left home, I was writing to Li Ming.
when Teacher Yu walked into the classroom, we were reading English.
when I walked into the room, my sister was sleeping.
when Li Lei met Kate in the way, she was running.