1、it用法在写作中的运用用法在写作中的运用1. it作代词时的用法；作代词时的用法；2. it作形式主语和形式宾语；作形式主语和形式宾语；3. it引导强调句型；引导强调句型；4. it 固定短语和常用句型固定短语和常用句型5. it的用法在写作中的应用。的用法在写作中的应用。objectives It is cold today.It is a three minutes walk from classroom to the playground.I have a dictionary. It makes me smart.Think about what “it” refers to in
2、the following sentences.Warm upHe smokes in bed and I dont like it. 代词代词（1）用作人称代词，代替前文提到过的事物。）用作人称代词，代替前文提到过的事物。 The train has arrived. It arrived half an hour ago.（2）用以代替提示代词）用以代替提示代词this, that。 Whats this? Its a knife. Whose watch is that? Its mine.（3）起指示代词的作用，指一个人或事物。）起指示代词的作用，指一个人或事物。 Who is kno
3、cking at the door? Its me.（4）指环境情况等。）指环境情况等。 It was very quiet in the library.（5）指时间、季节等。）指时间、季节等。 What time is it? Its eight oclock.（6）指距离。）指距离。 It is a long way to the school. necessary It +is/was + adj. important + to do sth. / that从句从句 saidIt +is / was done known + that从句从句 suggested . 形式主语形式主语
4、ones dutyIt +is /was + n. a great honor + to do sth. / that从句从句 思考：思考：当当形容词形容词为为 strange/natural/essential/important /desirable 等时等时 当当donedone为为required, suggested, demanded, recommended 等时等时 从句必须用什么结构？从句必须用什么结构？虚拟语气虚拟语气(should) +do(should) +doTo learn English well is important for us. That you mis
5、sed the exciting football match is a pity.That we students should be kind to others is necessary.That 16 people were killed in the disaster was reported. It is important for us to learn English well. 3. It is necessary that we students should be kind to others. 2. Its a pity that you missed the exci
6、ting football match.To learn English wellThat you missed the exciting football match That we students should be kind to others That 16 people were killed in the disaster 4. It was reported that 16 people were killed in the disaster. 把下列句子改写成把下列句子改写成 it 做形式主语的句子：做形式主语的句子： find possible think necessar
7、y +to do/doing/that从句从句 S+ feel + it + important believe a rule/ an honor . 形式宾语形式宾语6123原则：原则：6 个常用动词个常用动词 think/find/consider/make /feel/believe 1个形式宾语个形式宾语 it2种宾补形式种宾补形式 形容词形容词/名词名词 3种真正宾语形式种真正宾语形式 to do/doing/that从句从句我们认为帮助别人很重要。我们认为帮助别人很重要。我们相信一直不停地学习是没用的。我们相信一直不停地学习是没用的。学校定了一条规则，开始上课时学生要起立。学校定了
8、一条规则，开始上课时学生要起立。We think it important to help others. We believe it no use studying all the time.The school made it a rule that the students should stand up when class begins. 用形式宾语用形式宾语it 翻译下列句子：翻译下列句子：. 强调句型强调句型1. It is/was + 被强调部分被强调部分 + that / who . 该句型是强调句型。将被强调的部分放在前面，其它该句型是强调句型。将被强调的部分放在前面，其它
9、部分置于部分置于that that 之后。被强调部分可以是主语，宾语，表之后。被强调部分可以是主语，宾语，表语或状语。强调的主语如果是人，语或状语。强调的主语如果是人，that that 可以由可以由 who who 换用。换用。如果把这种句型结构划掉后，应该是一个完整无缺的句子。如果把这种句型结构划掉后，应该是一个完整无缺的句子。这也是判断强调句型与其它从句的方法。这也是判断强调句型与其它从句的方法。 = It was not until she took off her dark glasses that I realized she was a famous film star. I d
10、idnt realize she was a famous film star until she took off her dark glasses. 直到她脱下墨镜，我才意识到她是著名的电影明星。直到她脱下墨镜，我才意识到她是著名的电影明星。2. It is/was not until + 被强调部分被强调部分 + that . it 固定短语固定短语Believe it or not.信不信由你。信不信由你。Dont mention it.不用谢。不用谢。Make it. 办得到，做成功。办得到，做成功。Take it easy.别着急，慢慢来；别过于紧张。别着急，慢慢来；别过于紧张。I
11、ts up to you.由你决定由你决定 It /That (all) depends. 那要看情况而定。那要看情况而定。Forget it.算了吧，别在意，没关系。算了吧，别在意，没关系。It doesnt matter. 没关系。没关系。When it comes to 当谈到当谈到； 当涉及当涉及 Thats it. 对了，正是。对了，正是。 今天今天是星期二，是星期二，能在此演讲是我的一大荣幸能在此演讲是我的一大荣幸。我。我的主题是的主题是“高二（高二（2 2）班，我爱你。）班，我爱你。” 我们的教室在一楼，我们的教室在一楼，到操场很方便到操场很方便，所以在业余，所以在业余时间，我们
12、经常去那里锻炼身体。众所周知，时间，我们经常去那里锻炼身体。众所周知，一直不一直不停地学习是没好处的停地学习是没好处的。简言之，我爱我们的教室。简言之，我爱我们的教室。 而且，我也爱我的同学。而且，我也爱我的同学。我们认为助人为乐是很我们认为助人为乐是很重要的重要的。我们都很勤奋，。我们都很勤奋，每天早上每天早上7 7：2020我们在教室我们在教室读英语或语文，直到晚上读英语或语文，直到晚上1010点我们才离开教室点我们才离开教室。我们。我们相信：相信：是努力而不是智力决定成功是努力而不是智力决定成功。 总之，总之，信不信由你信不信由你，高二（，高二（2 2）班是我校最好的）班是我校最好的班级
13、之一，班级之一，让我引以为傲让我引以为傲。练习把练习把itit有效融合在写作中有效融合在写作中形式主语形式主语 今天今天是星期二，是星期二，能在此演讲是我的一大荣能在此演讲是我的一大荣幸幸。我的主题是。我的主题是“高二（高二（2 2）班，我爱你。）班，我爱你。”指时间指时间It is Tuesday today. Its my honor tomake a speech here. My topic is “ I LoveYou,Class2,Grade2.”It is no good/ no use doing sth.It is convenient for sb. to do 我的教室在
14、一楼，我的教室在一楼，到操场很方便到操场很方便，所以在业余时，所以在业余时间，我们经常去那里锻炼身体。众所周知，间，我们经常去那里锻炼身体。众所周知，一直不停一直不停地学习是没好处的地学习是没好处的。简言之，我爱我的教室。简言之，我爱我的教室。My classroom is on the first floor.It isconvenient for us to go to the playground, so we often go there to take exercise in our spare time. As we all know, it is nouse studying a
15、ll the time. In a word, Ilike my classroom.形式宾语形式宾语 强调句中被强调部分强调句中被强调部分 而且，我也爱我的同学。而且，我也爱我的同学。我们认为助人为乐是很我们认为助人为乐是很重要的重要的。我们都很勤奋，。我们都很勤奋，每天早上每天早上7 7：2020我们在教室我们在教室读英语或语文，直到晚上读英语或语文，直到晚上1010点我们才离开教室点我们才离开教室。我。我们相信：们相信：是努力而不是聪明决定成功是努力而不是聪明决定成功。Besides, I also like my classmates. Wethink it important to
16、help others. We arehard-working.It is at 7:20 every morningthat we read English or Chinese.And it isnot until 10:00 that we leave the classroom.We all believe : It is our efforts, not our intelligence, that determine our success!固定结固定结构构 In short, believe it or not, Class2, Grade2 is one of the best
17、 classes in our school，and Im proud of it. 高二（高二（2）班）班 总之，总之，信不信由你信不信由你，高二（，高二（2 2）班是我校最好）班是我校最好的班级之一的班级之一 ，让我引以为傲让我引以为傲。 今天今天是星期二，是星期二，能在此演讲是我的一大荣幸能在此演讲是我的一大荣幸。我。我的主题是的主题是“高二（高二（2 2）班，我爱你。）班，我爱你。” 我们的教室在一楼，我们的教室在一楼，到操场很方便到操场很方便，所以在业余，所以在业余时间，我们经常去那里锻炼身体。众所周知，时间，我们经常去那里锻炼身体。众所周知，一直不一直不停地学习是没好处的停地学习是
18、没好处的。简言之，我爱我们的教室。简言之，我爱我们的教室。 而且，我也爱我的同学。而且，我也爱我的同学。我们认为助人为乐是很我们认为助人为乐是很重要的重要的。我们都很勤奋，。我们都很勤奋，每天早上每天早上7 7：2020我们在教室我们在教室读英语或语文，直到晚上读英语或语文，直到晚上1010点我们才离开教室点我们才离开教室。我们。我们相信：相信：是努力而不是智力决定成功是努力而不是智力决定成功。 总之，总之，信不信由你信不信由你，高二（，高二（2 2）班是我校最好的）班是我校最好的班级之一，班级之一，让我引以为傲让我引以为傲。Dear teachers and students, It is
19、Tuesday today. Its my honor to make a speech here. My topic is “ I Love You, Class2, Grade2.” My classroom is on the first floor. It is convenient for us to go to the playground, so we often go there to take exercise in our spare time. As we all know, it is no use studying all the time. In a word, I
20、 like my classroom. Besides, I also like my classmates. We think it important to help others. We are hard-working. It is at 7:20 every morning that we read English or Chinese. And it is not until 10:00 that we leave the classroom. We all believe ：It is our efforts, not our intelligence, that determi
21、ne our success! In short, believe it or not, Class2, Grade2 is one of the best classes in our school，and Im proud of it. That all. Thank you. Homework Find out the sentences including it in Module 5 & 6 and write down their usages.It + will /may/must/might be+It + will /may/must/might be+时间段时间段+befo
22、re( +before( 一般现在时一般现在时 )It + was +It + was +时间段时间段+ before( + before( 过去时过去时 )It wasnt +It wasnt +时间段时间段+ before( + before( 过去时过去时 )It is +It is +时间段时间段+since(+since(过去时过去时).).Its (high)time thatIts (high)time that（should do/didshould do/did) ) 该到做某事的时间了该到做某事的时间了Its up to sb to do sth Its up to sb
23、to do sth 做某事有某人决定做某事有某人决定It happens/appears/seems that 碰巧碰巧/似乎好像似乎好像It + is/was the first/second time that ( )It + is/was the first/second time that ( )It doesnt matter whether . It doesnt matter whether . 无论无论/ /是否是否都没有关系都没有关系要过多久才要过多久才过了多久才过了多久才没过多久就没过多久就瞬间动词瞬间动词延续性动词延续性动词自从自从多久了多久了自从不自从不多久了多久了现在现在/过去完成时过去完成时
