开始讲你的故事吧，我们洗耳恭听。

(3)John kept ahead of the other runners and won at last.

约翰一直领先于其他跑步选手并最终获得冠军。

5．As a matter of fact，I landed in Britain by accident.

事实上，我在英国上岸是偶然的。

by accident＝by chance偶然；无意中；不小心

by mistake错误地

by design＝on purpose故意地

(1)I only found these old photos by accident/by chance.我只是碰巧找到这些老照片的。

(2)I can't find my book.Someone may have taken it by mistake.

我找不到我的书了，可能有人拿错了。

(3)Your words sound as if I did it by design/on purpose!

你的话听起来好像是我有意那么做的！

6．The next morning I'd just about given myself up for lost when I was spotted by a ship.

第二天早上，我正感到绝望时，一艘船发现了我。

(1)spot vt.发现；认出；n.污点；斑点；地点

spot sb.doing sth.看到某人正在做某事

on the spot＝on the scene到(在)现场；当场

(2)spotless adj.没有污点的；干净的

(1)The actor Hu Yitian was spotted by his fans at the airport.

演员胡一天在机场被他的粉丝们认了出来。

(2)When he walked past，he spotted a man stealing the bike.

他路过时，发现一个人正在偷自行车。

(3)The police were on the spot/scene within a few minutes.几分钟内警察就赶到了现场。

(4)The woman does the housework well and keeps her house spotless(spot)．

这位女士家务做得很好，使她的房子一尘不染。

7．The fact is that I earned my passage by working as an unpaid hand，which accounts for my appearance.

事实上我靠做义工来顶替船费，这就是我衣冠不整的原因了。

account vi.& vt.认为；说明；总计有；n.说明；理由；计算；账目

account for解释，是......的原因；(数量或比例上)占

on account of因为，由于

on no account决不(位于句首时，句子用部分倒装结构)

take sth.into account/take account of sth.考虑到，顾及......