6.That？蒺s all.

①没有必要再说或再做；没有更改，说定了。

If we haven？蒺t any money， we won？蒺t be able to afford a holiday（度假）.That？蒺s all.

②表示结束，到此为止。

There goes the bell. That？蒺s all for today.

③在句末加强语势时用，意为“只是”。

— Can？蒺t we have a new bike？

— Sorry， but there just isn？蒺t the money.

— I was just thinking （想想而已）， that？蒺s all.

7.Tha？蒺s that

①用于陈述一段话后，常含有对事件现状的婉惜之情，“完了”，“真可惜”。

— The post （邮递员） has just gone！

—Oh， well. That？蒺s that. This letter will never get there in time.

②讨论到此结束。

Well， that？蒺s that for this week. We？蒺ll be back next Monday.

8.That？蒺s it.

①对啦=That？蒺s right.

— Are you from England？

— That？蒺s it.

②这是真正的难题。

That？蒺s it —I just don？蒺t have enough time these days to do all I want to do.

③这就是结局，完了。

That？蒺t it. It？蒺s all over. The victory is for USA in this competition.

9.To tell （you） the truth.

①表示某种程度上未完成某人期待之事的道歉，意为“老实说”“说真的”。

—What did you think of the book I lent to you？

—To tell you the truth， I？蒺ve not had a chance to read it yet.

②一种表达否定的方式，使口气不那么生硬。

To tell you the truth， I don？蒺t really like the colour of your shirt.

③引出对刚说过的话的评论。

It seemed that he knew the city very well， but to tell you the truth， it was the first time he had been there.

10.The same to you.

①对问候或祝愿的回应，意为“我也祝你……”。

—Happy Christmas！

—The same to you.

② 对不友好的祝愿或污辱的回应，意为“愿你也……”。

— You？蒺d better go and jump into the river！

— The same to you！

11. All the same.

①一样，没有什么影响。

If it？蒺s all the same to you， I think I？蒺ll go now.

It？蒺s all the same whether we go by train or coach （汽车）.

②即使如此，然而，无论如何。

I know he？蒺s rich， but all the same， it doesn？蒺t mean he would buy such an expensive car.

Though he is poor， I shall go on loving him all the same.

12.Who is it？

①用在有人敲门时。

（There was a knock at the door.）

— Who is it？ （The host called out.）

—Cathy！ （The guest answered.）

— Come in， please.

②用在打电话时。

（The telephone was ringing.）

— Who is it？ （John answered the phone.）

—It？蒺s 87314592.