4.“零冠词+单数名词+as/though +主语+谓语，+主句”意味“虽然/尽管……，但是……”。

Hero as he is, he has some shortcomings.

3.用在“表示类型的名词+of…”这一结构后的单数名词用零冠词。

The warmth of the sweater will of course be determined by the sort of wool used.

2.系动词turn(变成)后的单数名词作表语用零冠词

His brother has turned writer.

1、一日三餐、一年四季、节假日

Spring comes after winter.

They came to Beijing in the winter of 2004.

We have few classes on Saturday.

This happened on a Sunday toward the end of June.

He likes playing basketball.

He studies biology at university.

Comrade Li was chairman of the meeting.

2. 固定习惯用语

The Greens are at table.

The Chens will move to Nanjing.

The Tang Dynasty, the Spring and Autumn Period, in the 1870’s

He plays the violin but gives lessons on the piano.

I have hired the car by the hour.

The windows face to the south.

On the left/right

In the daytime　　　 the other day=a few days ago

Hit sb. in the face

Wound sb. in the leg

the first, the tallest, the taller of the two boys

Who invented the telephone?

The rich, the wounded

the blind　 the rich　 the wounded　 the new　 the unknown　 the learned　 the dying　

In the morning, in the end, in the least, in the distance, in the way, on the whole, on the other hand, at the same time, at the moment, in the 1980’s, go to the cinema/theatre, go to the doctors’, for the time being, on the radio/phone.

(三)、零冠词的用法

1. 专有名词

The Englishmen　　 the English

The Frenchmen　　　 the French

The Englishmen in the dining-room are having supper now.

The Englishmen/English use a knife and fork in their meals.

5.用在某些固定词组中：

Have a swim/talk/walk/dance/look/quarrel, have a cold, have a good time, keep a diary, in a hurry, once in a while, at a loss, for a while, once upon a time, all of a sudden, tell a lie, do sb. a favor, at a mouthful, at a distance, as a matter of fact

(二)、.定冠词的用法

4.不定冠词的特殊位置：

What/such/rather a(an) +(adj.)+单数名词

So/as/too/how/however + adj.+ a/an单数名词

Many a(an) +单数名词　　 许多

Not a(an) +单数名词　　 不止一个

Half a(an) +单数名词

What a clever boy he is!=How clever a boy he is!

Many a young man wants to learn English.

He is quite a good player.

It is rather a cold day.

However clever a boy he is, he is to follow the teacher’s instructions.

3.用于某人姓名前，表示“某个名叫……的人”；用于星期中的某一天的名称前，表示“某星期几”

He died on a Sunday.

A Mr. Smith is waiting for you outside.

2.用在物质、抽象名词前，表示“一种、一类、一份、一场、一阵”

That’s a green tea.

They were caught in a heavy rain.

It is a great pleasure to have a talk with you.