作业帮一般过去时的基本用法是什么?
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一般过去时的基本用法是什么?
一般过去时的基本用法是什么?
一般过去时的基本用法是什么?
1.表示过去时间发生的动作或存在的状态.
例：I talked to her last week.
我上星期和她谈了.
My mother was ill yesterday.
昨天我妈妈病了.
2.表示过去习惯性的动作.
例：He came to the lab twice week.
他每周到实验室来两次.
When Jack was a child,he always asked his parents to tell him stories.
当杰克还是孩子的时候,总是要父母讲故事给他听.
3.在时间、条件状语从句中,常用一般过去时代替过去将来时.
例：They said they would let us know if they heard any news about him.
他们说如果听到任何关于他的消息,就通知我们.
They told us that would hot leave she came back.
他们告诉我们,直到她回来他们才会离开.
常与一般过去时连用的时间副词：
yesterday 昨天
last year 去年
at that time 在那时
yesterday morning 昨天上午
just now 刚才
two days ago 两天前
a few days ago 几天前
that day 那天
in 1999 在1999年
in the old days 在过去的日子里
★表示过去某个时间发生的动作或存在的状态。
常与表示过去的时间状语连用。如：yesterday, last week, in 2000, two years ago, a moment ago等。 e.g.
①The schoolboy fell off his bike yesterday. 这个男生昨天从自行车上摔了下来。
②I had two eggs and a ...
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★表示过去某个时间发生的动作或存在的状态。
常与表示过去的时间状语连用。如：yesterday, last week, in 2000, two years ago, a moment ago等。 e.g.
①The schoolboy fell off his bike yesterday. 这个男生昨天从自行车上摔了下来。
②I had two eggs and a glass of milk for breakfast this morning. 今天早上我吃了两个鸡蛋，喝了一杯牛奶。
③They were in Xi'an last year.他们去年在西安。
★表示过去一段时间内经常发生的或习惯性的动作。
常与often, usually, sometimes等表示频度的状语连用。e.g.
①I often went to school on foot last term.上学期我经常步行去上学。
②Her father usually did some housework at home last year. 她爸爸去年常常在家做些家务。
③Uncle Tom walked to his office every day when he was young. 汤姆叔叔年轻时每天步行去他的办公室。
★表示过去特定时间一次完成的有先后顺序的具体动作。此时常常不用时间状语，而通过上下文情景来判断。e.g.
①She got up, washed her face, cleaned her teeth, had her breakfast and then went to work.
她起床了，洗完脸，刷过牙，吃过早饭，然后就去上班了。
②I got to my office, opened my desk, did some cleaning and began to work.
我来到办公室，打开书桌，打扫了卫生，然后就开始工作。
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