is的过去分词

is的过去分词是been。been是be的过去分词形式，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。例句：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。

had been.已经；一直是；（过去完成时态）

there have been.已有；一直存在

have been in.已经在；已经

must have been.必须已；必须已经；必须已在

have been to.去过；已经去过

have been doing.一直做；已经做

have been there.一直有；去过那儿；到过那里

how have you been recently.你最近怎么样

1、Contact with other people is a basic human need.

和他人接触是人的基本需要。

2、The first stage in research is data collection.

研究工作的第一步是收集资料。

3、What is the current status of our application for funds?

我们申请资金目前进展状况如何？

4、By the time you get there the meeting will be over.

等你到了那里的时候，会议就该结束了。

5、When is the best time to ring New York?

什么时间给纽约打电话最好？

6、Your work is just not good enough.

你的工作真是不够好。

7、The system was down all morning.

系统整个上午都无法运行。

8、The art collection was his life's work.

收集艺术品是他一生的工作。

9、Would now be a suitable moment to discuss my report?

现在讨论我的报告合适不合适？

10、What is she like as a person?

她的人品怎么样？

11、I thought it was a very bad article.

我以为那是一篇很低劣的文章。

12、It looks like we're going to be late.

看来我们要迟到了。

13、There was just one small ray of hope.

只有一线希望。

14、Cooperative activity is essential to effective community work.

要把社区工作做好，协作活动是必不可少的。

15、The building is part of our national heritage.

这个建筑是我们民族遗产的一部分。

16、The cost is about half as much again as it was two years ago.

现在的价格比两年前提高约一半。

17、She is still hunting for a new job.

她还在找新工作。

18、What exactly is the influence of television on children?

电视对儿童究竟有什么影响？

19、There is something special about this place.

这个地方有几分特别。

20、You'll be paid by direct credit into your bank account.

给你的付款将直接贷记你方银行账户。

1、You are been in love,you know what it's like.

只要你曾经爱过，就一定知道恋爱的滋味。

2、It has been said that man is a rational animal.

有人曾经说，人是理性的动物。

3、By the time you get there the meeting will be over.

等你到了那里的时候，会议就该结束了。

4、There have been some problems but basically it's a good system.

虽然出现过一些问题，但这基本上仍不失为一个好系统。

5、It's been quite a day,one way and another.

从几方面看，这是不寻常的一天。

6、By this time next week we'll be in New York.

下星期的这个时候我们将在纽约。

7、There are only so many hours in a day.

一天不过这么几个小时。

8、Teachers are up against some major problems these days.

老师们最近面临着一些重大问题。

9、The new methods are radically different from the old.

新的方法迥然不同于旧的方法。

10、The blood samples are sent to the laboratory for analysis.

血样要送往实验室进行分析。

11、50 should be enough to be going on with.

50英镑该够应付一时半会儿的了。

12、Would now be a suitable moment to discuss my report?

现在讨论我的报告合适不合适？

13、Customers are thin on the ground at this time of year.

一年里这个季节顾客很少。

14、No new SARS cases have been reported in the region.

该区没有新增非典型肺炎病例。

15、They are in work.

他们有工作。

16、In practical terms this law may be difficult to enforce.

从实际的角度来看，这项法律可能难以执行。

17、There's money to be made from tourism.

旅游业非常有利可图。

18、High interest rates are a brake on the economy.

高利率阻碍了经济发展。

19、New skin had to be grafted on from his back.

需从他的背部移植新皮肤。

20、Scientists are still a long way off finding a cure.

科学家要找到一个治疗方法，还远着呢。