Even if it is air, it could have been there before the obstruction.

1、

After dark there come some visitors-noiseless visitors, with shoes of felt-who have been there before;

天黑以后来了几个人，他们穿着毡鞋，默不作声，以前就曾经到这里来过。

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2、

After dark there come some visitors noiseless visitors, with shoes of felt who have been there before; and with them comes that bed of rest which is so strange a one for infant sleepers.

天黑以后来了几个人，他们穿着毡鞋，默不作声，以前就曾经到这里来过。随着他们来的是一张安息的床，这是一张多么奇怪的给孩子睡眠的床啊！

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3、

They would have been there before the war, or before they were forced to go to the camps.

在战争之前，在他们被迫进入难民营之前，他们应该在这里。

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4、

Jessica: Yes, I have been there before.

知道，我以前去过。

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5、

You have been there before, you know pretty much what will happen.

但事情通常都不是你想的这么严重。

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6、

But we have been there before and know what is required.

但我们有的是经验，知道冠军应当怎样。

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7、

We have been there before, she said on Monday, Dec. 2. The comparison bears consideration; what follows is a series of photo pairings& smog in London then, and in China now.

12月2日（星期一），她说：我们也曾遇过这个问题。通过系列图片来对比当时的伦敦和现在的中国，将很有意义。

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8、

Talk regularly with peers and advisors who have been there before you.

定期的和在你之前获得成功的同事和顾问们交流。

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9、

Some of the best places to go for answers are to those who have been there before via a local user group or one of the many online developer-centric mailing lists.

这些问题的最佳答案应该到先行者那里去寻找，他们可能存在于某个本地用户社区，或者众多在线的开发者邮件列表中的一个。

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10、

I have been there twice recently.

我最近去过图书馆两次.

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11、

I have been there twice.

我去过两回.

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12、

The play was very amusing, you ought to have been there.

此剧很有趣, 你应该去看.

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13、

The play was very amusing; You ought to have been there.

此剧很有趣; 你应该去看.

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14、

He may have been there, but I did not see him.

他可能到那里去了, 但我没看见他.

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15、

I have been there many times since the war.

自那次战争以来,我曾去该地多次.

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16、

You know so much about the city. You must have been there.

您对该市这么了解, 一定是去过那儿.

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17、

Back then, only a few natives could have been there to see it land.

然而却仅有几个当地人曾亲眼目睹它的坠落.

英语晨读30分（高三）

18、

Then you have been much juster to us than we have been to you.

那么,你很对得住我们,我们却待你太坏了.

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19、

Once we laid down the challenge, our next move should have been to follow it up.

我们一旦接受了挑战, 下一步的行动就应该紧紧跟上.

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20、

Of course, we have been to the monster church of St. Peter, frequently.

不用说, 我们常到巍峨的圣彼得教堂.

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