2024届中考英语专项复习模块一词汇：11.it用法

it用法

it作为人称代词的用法

1. it作为人称代词时，可指代除人以外的动植物和物品，意为“它”，有时也可指代婴儿或性别不明确的某人。

         I keep a dog. It’s very clever.

         Bob left his English book at home. He called his mother to send it to school.

         The baby is sleeping. It must be quite tired.

         Someone is knocking the door. Who is it?

2. it可指代this或that

         ---What’s this in English?

    ---It’s an orange.

         That’s your bike, isn’t it?

 

it作为非人称代词的用法

   it作为非人称代词可指时间、天气、距离以及上文出现过的内容。it还可以作不定式、分词、动名词的形式主语和形式宾语。

1. 指时间

         ---What time is it now?

---It’s 10:30.

         ---What’s the date today?

    ---It’s June 1st.

2. 指天气

         It’s very hot today.

         It was sunny yesterday.

         We decide to go to the zoo if it doesn’t rain on the weekend.

3. 指距离

         ---How far is it from your home to school?

---It’s about ten minutes’ walk.

         It’s less than five kilometers from the bank to the post office.

4. 指上文出现过的内容

         ---When is your birthday?

        ---It’s on August 10th.

         Everyone enjoys Miss Wang’s class because it’s really interesting.

         Sarah didn’t come back home at 11 in the evening. It worried her mother.

5. 作形式主语（代替不定式短语、动名词短语）

         It’s not your fault to miss the flight.

         It’s very kind of you to help with my math.

         It’s necessary for us to do some exercise every day.

         It took me ten hours to arrive in Beijing.

         It’s no use buying a book but not reading it.

6. 作形式宾语（代替不定式短语、动名词短语）

         We find it impossible to get there in three days.

         They consider it good for children to drink milk in the morning.

         Some parents think it necessary to develop their children’s learning ability.

         I believe it important grasping a foreign language.

 

强调句

1. 结构：It is/was +被强调部分+ that/who...，该结构用于强调主语、宾语、状语等，但不能强调谓语动词。

         I bought this book yesterday morning.

    It was yesterday morning that I bought this book.

It was this book that I bought yesterday.

It was I who/that bought this book yesterday morning.

（注意：当强调部分指人时，用who或that都可以；除此之外都用that）

2. 强调句和定语从句的区别

(1)       强调句去除“it is/ was... that”仍是完整的句子，定语从句则不是。

         It was a summer when we met.（定语从句）

It was in a summer that we met.（强调句）

         It is the factory where he works.（定语从句）

    It is in the factory that he works.（强调句）

(2)       注意语境，尤其是一问一答时

         ---Where did you meet the famous writer?

---It was in the restaurant where we went to have dinner last Tuesday.（定语从句）/

  It was in the restaurant that we met the famous writer.（强调句）

 

it常用句型

1. It + v. + to do sth.

         It takes her a week to finish reading this book.