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Number five.

是5號。

They are walking over the bridge.

他們正在過橋。

Yes, of course I can.

可以，當然可以。

He has a bad cold,MR.Williams,

他得了重感冒，威廉斯先生，

Oh, I've already seen it.I saw it on television last year.

噢，我已看過了。我是去年在電視上看的。

Yes, I'll do that.I'm sorry about that.

是，我重打。對此我感到很抱歉。