been是be的过去分词,作为动词,中文含义为“是”。been用在完成时和被动句中,其中现在完成时的构成为has/have+been/done,过去完成时的构成为had+been/done,当被动句的主语是物时,即用被动语态。
been的用法和意思
been是be的过去分词,意思指:是。
have been:用于完成时,表示“已经过去”。例句有:
1、Scientists think that there has been life on Earth for millions of years.
科学家认为生命存在于地球已经有几百万年了。
2、They have been playing football for 3 hours.
他们已经踢了3小时的足球了。
3、I have been away from Paris for two weeks.
我离开巴黎已经两星期了。
4、There have been many changes in recent years.?
近几年发生了许多变化。
5、We had to work within the parameters that had already been established.?
我们必须在已设定的范围内工作。
6、The resources at our disposal could have been better utilized.?
我们所掌握的资源本来可以利用得更好,获得更高的效益。
7、A new satellite has been put into orbit around the earth.?
一颗新的人造卫星被送上了环绕地球的轨道。
8、The first part of the plan has been safely accomplished.
计划的第一部分已顺利完成。
9、The theory has been superseded by more recent research.
这一理论已为新近的研究所取代。
have been的六种用法
1、have been 与表示职业的名词连用,用来询问或说明某人所从事的职业。与 how long, for 或 since 等短语连用后,则表示此种状态的持续时间。例句:
Have you ever been a worker?
你曾经当过工人吗?
I've been a teacher before.
以前我曾经是一位老师。
How long have you been a dirver?
你当司机有多久了?
2、也用来表示天气。例句:
It has been cold since last yesterday.
自从昨天以来,天气一直很冷。
The train has been gone (for half an hour).
火车开走了(半小时了)
3、可和表示地点的介词连用,表示相当于汉语中的“去过”、“来”、“到”等不同动词的意思。例句:
How long have you been at the school?
你在/到/来这所学校多久了?
They have been in beijing for more than two years.
他们来北京两年多了。
4、have been 可以与 away, back, in, on, out, over 等小品词连用。相当于一个 表示动作动词的现在完成时的用法, 表示某种状态。例句:
The film has been on (for half an hour).
电影开演(半小时)了。
5、have been后接动词的现在分词,为现在完成进行时,强调从过去某一时间到现在为止的一段时间内一直进行或反复多次发生的动作。这个动作到说话时是否停止, 视上下 文或当时语言环境而定。例句:
He has been working in that school for five years.
他在这学校工作五年了。(现在是否仍在该学校工作,视上下文而定。 )
6、have been +及物动词的过去分词。为现在完成时被动语态的形式,表示一个已完 成的被动动作。例句:
The moon has been visited by human being already.
月亮已经被人类访问过了。
been的造句
1、You've been invited backstage.
你已被邀请回到舞台。
2、Have you been over reacting? Have you been impatient?
你是不是反应过度了?你不耐烦了吗?
3、Tom has been to Japan, I have also been there.
汤姆去过日本,我也去过。
4、Agriculture has always been unnatural.
农业一直都是不自然的。
5、He's been talking dashed nonsense!
他一直在胡说八道!
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