It的用法精品课件人教版

1、Its time for class.Its on her desk.It is Miss Qi who is rather careless.It is very important for me to be a careful person.careful person. -What do you think of the movie?-Its one of the best movies that Ive seen.Whos the lovely baby?My father is Mr. Black.Its Mr. Blacks. It 用作人称代词，代指前文所提到的事物,性别不明或被

2、认为不重要的人或动物，未指明但谈话双方都明白的事物或情况。summary1 _ was a sunny day. Peter decided to go for a walk to the park, though _ was two miles away. _ was so comfortable to walk on the street. itItIt Suddenly _began to rain. He found _ hard to walk there. Then he took a bus home. Unfortunately _ went wrong. When he go

3、t home, he was wet through. Thus _ was a day that he would never forget.ititititEg: It was a sunny day. Peter decided to go for a walk to the park, though it was two miles away. Summary 2 It 用作非人称代词，常用于指代时间，距离，自然现象，量度，价格。it常用在以下句型中：意思是“自从以来已有一段时间”。 It is 时间段since 主语did-What was the party like？ -Wond

4、erful！Its been years _ I enjoyed myself so much Aafter Bwhen Cbefore Dsince 1. Playing computer games all day long is a waste of time.2. That we students should be kind to others is necessary. 3. To learn English well is important for us. 1. It is important for us to learn English well.2. It is a wa

5、ste of time playing computer games all day long.3.It is necessary that we students should be kind to others.To learn English wellPlaying computer games all day long That we students should be kind to others 1. It was so comfortable to walk on the street.2. He found it hard to walk there.Summary 3 “I

6、t” 常可代替不定式（短语），动名词或从句等作形式主语，而将真正的主语放在后面。 Preparatory subjectadj.difficult/hard/ easy/ necessary/ Important+for sb to do sth adjpleasure/ a pity/ a shame/ an honour/a fact/ no wonder+that 从句 n.It is/wasIt is/wasIt is/waskind/nice/clever/ stupid+of sb to do sthPreparatory subjectsaid /reported/ announ

7、ced/well-known/believed/suggested/ that 从句no use/no good/useless/ worthwhile/a waste/ fun+doing It is/wasIt is/was To have such a magic house is pleasant. Its pleasant to have such a magic house. Whether we will go to the oceanarium has not been decided.It has not been decided whether we will go to

8、the oceanarium.Preparatory object v.Sb.+thinkmake it find+ adj. to do+ thatJoin the two sentences by using “it” as object. Jane thinks it funny that I have taken up Chinese kungfu.I have taken up Chinese kungfu. Jane thinks it is funny.“It”试题解析试题解析1. The two girls are so alike that strangers find _d

9、ifficult to tell one from the other. A. they B. it C. one D. which 2. I feel _my duty to make our country a better place. A. it B. this C. that D. one3. I think _important that you should attend the conference . A. it B. therm C. her D. that“It ”特殊形式特殊形式动词（短语）动词（短语）+it+that/ when/if enjoy/like /love/ dislike/ appreciate/ hate/see to / depend on_(我喜欢我喜欢)when the weather is fine in autumn.Id appreciate it if you would