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1·It so happened that Tom's father fell sick.

碰巧汤姆的父亲病了。

2·It so happened that the cellist graduated last year.

碰巧这位大提琴手去年毕业了。

3·I saw him yesterday, as it happens.; it so happened that I saw him yesterday.

碰巧我昨天看见了他。《新英汉大辞典》

4·It so happened that both of them were there.

可巧他们两人都在那儿。《新英汉大辞典》

5·It so happened that he was going that way too.

如此碰巧的是他也往那边走。

6·Once it so happened that a rat fell into a jar.

一次，有一只老鼠忽然掉人瓮中。

7·It so happened that he had to be present at a meeting.

他们坚持要他出席这次会议。

8·It so happened that she saw the advertisement on a bus and then she knows our company.

她是无意之中在公交车的宣传广告上知道我们公司的。

9·It so happened that one morning an elephant was driven down the road where they stood.

正巧一天早晨，有一头大象被赶到他们所站的那条路上来。

10·But it so happened that my intention of writing and publishing this comment was never fulfilled.

但是碰巧我撰写和发表这些说明的打算从未实现。