21.It looks／sounds like...看／听起来像...

Your bag is cute. It looks like a koala.

你的包真可爱。它看起来就像一只考拉。

It sounds like a good idea.

听起来是个好主意。

22.What＇s wrong／the matter with sb.／sth.？某人／某物怎么了？

What＇s wrong／the matter with your legs？

你的腿怎么了？

23.There is something wrong with........有问题

There is something wrong with my bike.

我的自行车出故障了。

24.Shall we do sth.？我们做某事好吗？

Shall we go to the zoo today？

我们今天去动物园好吗？

25.So＋助动词＋主语......也一样；

So＋主语＋助动词的确如此

He likes oranges. So do I.

他喜欢橘子。我也喜欢。

-He is honest，so we should learn from him.

他很诚实，所以我们应该向他学习。

-So we do.的确如此。

26.It＋be＋一段时间＋since...

自从...以来已有...时间了

It has been three years since we met last time.

自从上次我们见面已有三年时间了。

27.Could／Would you please tell me...？你能告诉我...？

Could／Would you please tell me how to get to the airport？

你能告诉我怎么去机场吗？

28.not...any more／longer（＝no more／longer）不再...

I can＇t eat any more／longer. I＇m full.

我不能再吃了。我饱了。

29.sb.had better（not） do sth.某人最好（不）做某事

You had better go home before 8 p.m.

你最好晚上八点之前回家。

30.I don＇t think that...我认为...不...

I don＇t think that everyone is perfect.

我认为每个人都不是完美的。

31.There is no doubt that...毫无疑问...

There is no doubt that we should learn how to get on well with others.

毫无疑问我们应该学习如何和别人友好相处。

32.It is a good idea to do...做...是一个好主意

It's a good idea to take a deep breath when you feel nervous.

当你感到紧张的时候，做一下深呼吸是一个好主意。 

33.sb.can＇t wait to do sth.某人迫不及待做某事

I can＇t wai to meet you.

我迫不及待要见到你。

35.as soon as...就

Mike is as tall as his father.

迈克和他的父亲一样高。

I will call you as soon as I come back home.

我一回到家就给你打电话。

36.as...as possible 尽可能...

Please get up as early as possible.

请尽早起床。

37.疑问词＋动词不定式

I haven＇t decided where to go.

我还没决定去哪里。

38....is one of the＋最高级＋可数名词复数...是最...之一

Tom is one of the tallest students in our class.

汤姆是我们班最高的学生之一。

39.keep／make sth.＋adj.使某物保持某种状态；

keep sb. doing sth.使某人一直做某事

We must keep our room tidy.

我们必须保持我们的房间整洁。

My mother always keeps me studying.

我妈妈一直让我学习。

40.so...that...如此...以至于...；

so that 以便

She is so beautiful that many people like her.

她是如此漂亮以至于许多人喜欢她。

Jack gets up early so that he can catch the early bus.

杰克起得很早，以便能赶上早班车。 

41.not...until直到...才

We can＇t go until Saturday.我们要到周六才能去。

42.used to do sth.过去常常做某事；

be used to do sth.／be used for doing sth.被用来做某事；

be／get used to doing sth.习惯于做某事

I used to walk in the park after supper.

我过去常在晚饭后在公园散步。

This knife can be used to cut things／for cutting things.

这把刀可以被用来切东西。

He is／gets used to living in the countryside now.

现在他习惯了住在农村。

43.see／hear／watch／notice／feel sb.do sth.／doing sth.看见／听到／看／注意到／感觉到某人做某事／正在做某事

I saw her clean the classroom.

我看到她打扫教室了。

I saw her cleaning the classroom.

我看到她正在打扫教室。

44.either...or...或者...或者...；

neither...nor...既不...也不...；

not only...but also...不仅...而且...；

both...and...两者都...

Either you or I am going there tomorrow.

明天要么你去那里，要么我去那里。

The weather is neither hot nor cold.

天气既不热也不冷。

She likes not only music but also sports.

她不仅喜欢音乐，而且喜欢体育运动。

Both my teachers and my classmates come to help me.

我的老师和同学都来帮助我。

 

 

 

 

 

 

45.stop to do sth.停下来去做某事；

stop doing sth.停止做某事