Ⅰ.“It”的用法

1.代詞it

(1) 指除人以外的一切生物和事物。

I hope it was as good as the one you lent me.

I knew at once that it was a gift from Father.

The more carbon the steel contains, the harder it is.

(2)在某種情況下代詞it也可以指人。這時可把it看作指示代詞。例如：

Is it your brother?

I didn't know it was you.

"Oh? who was it?" Mr. Black asked.

(3)it用來表示自然現(xiàn)象、時間、距離等。

① It is nine sharp now.

② It is very hot today.

③ It is far to the airport.

2.it 作形式主語

1)做不定式的形式主語

It’s nice to be with you.

It’s not easy to get him to change his mind.

Is it possible to go by bike?

2)that…句的形式主語

It’s true that she’s ill.

It seems obvious that we can’t go on like this.

It occurred to me that she might have forgotten the date.

3)作whether, when, what, if, how many 引導(dǎo)的句子的形式主語

It doesn’t matter whether you go or not.

matter：作名詞，“物體，事物”

作動詞，相當(dāng)于“be important”

It doesn’t interest me whether you win or not.

It doesn’t matter when you arrive—just come.

It wasn’t very clear what she meant.

4)作動名詞的形式主語

It was nice seeing you.

It’s unusual her going off like that.

It’s no use trying to explain—I’m not interested.

3.It作形式賓語

1)如果一個帶有賓語補足語的動詞不定式做賓語或一個賓語從句太長，可以用it作該不定式或賓語從句的先行詞—形式賓語。本文|由職業(yè)培訓(xùn)教育網(wǎng)獨家整理。 

George made it clear that he disagreed.

She thinks it easy to understand a letter written in English.

She found it difficult to get along with him.

He felt it his duty to help her.

4.用于強調(diào)結(jié)構(gòu)中的it

這種結(jié)構(gòu)的句型是：It+is(was)+被強調(diào)的部分+that(或who)+其他部分。

It is the force of gravity that makes heavy things fall toward the ground.

It is from the sun that we get light and heat.

It was the girl’s eyes that he had seen in the darkness.

名師介紹：周涵，職稱英語考試輔導(dǎo)專家，職業(yè)培訓(xùn)教育網(wǎng)職稱英語網(wǎng)絡(luò)輔導(dǎo)老師，曾在多家知名培訓(xùn)機構(gòu)及人事考試中心主講職稱英語考試輔導(dǎo)課程；參與編寫大量職稱英語考試輔導(dǎo)教材；諳熟職稱英語的命題規(guī)律和教材精髓，針對考試的六大題型總結(jié)出一套適合成人特點、簡單易學(xué)的快速提分應(yīng)試技巧，使眾多學(xué)子順利通過考試。

周涵　2014年職稱英語考試介紹及課程特色介紹　 免費試聽 購買

Ⅱ.職稱英語測試點：

1)It is estimated that by 1996, 61 percent of American managers will be using some sort of electronic work station.

2)It is believed that the Eskimos moved there from Mongolia or Siberia, probably crossing Bering Strait, named for Vitus Bering, the Danish sea captain who discovered Alaska on his voyage for Russia in 1741.

3)In an age where science fact frequently overtakes science fiction, the writers may find it difficult to keep ahead of scientific advances.

4)It is true that manufacturing jobs have declined. It is also true that there has been growth in some low-paying service jobs.

5)Traditionally, it has been the workers’ role to work and management’s role to manage.

6)It is natural and normal for language to change.

7)It can take many days for a human body to accept the major change in work hours.

8)It was in 1945 that Ruth and Elliot handler joined with their close friend Harold Mattson to form a company that would be known for the most famous and successful doll ever created.

9)It was in 1958 that the patent for Barbie was obtained.

10)It is the neurohormone that controls our sleep and tells our body when to sleep and when to wake.