人教版选修6 Unit 3-4 单元语法It 用法 江西省临川二中高二英语备课组Fu Guoming2012.09.01. 修订I. 人称代词II. 1. 指代前文提到的事物/件、情况、地方III. 2. 代替整个句子或谓语部分所表达的情况/意思IV. 3. 指代身份不明的人、性别不明的婴孩V. 4. 指代无生命物、动物、植物VI. 5. 代替指示代词this/that或某些复合不定代词VII. 6. 指明某人/某物的身份VIII. 7. 表示未知事物You helped me a lot when I was in trouble. I shall never forget it.She is very stubborn though she doesnt look it.She is nearly fifty, but she doesnt look it.-Who is singing? -It must be Mary.-When shall we meet again?-Make it any day you like; its all the same to me.-Whats that/this? -It is a book./Maybe its a UFO.-Who is it? -Its me.Is it a boy or a girl?Here is my dog. I call it Tommy.I dropped my coffee cup and it broke.It is hard work, but I enjoy it.There is a knock on the door. It must be the postman.Nothing is wrong, is it?I thought it to be her.It was thought to be she.Its I who did it.He bought a new house last year and he has moved into it.Its a cold-blooded creature.I read about it in some book or other. Does it matter which it was?-Whats this? -Its a flag.-Whose book is that? -Its hers.-Who is knocking at the door? -Its me.-Who is making such a noise? -It must be the children.-Where is my pen? -It was on the desk a minute ago.-You left it on the telephone.Look at the bird. It always comes on my window.You have helped me a lot. I shall never forget it.I tried my best to persuade him, but it didnt help.The baby is crying. It might be hungry.It has a population of two million people and is located in the east of Shanghai.He is sixty-six, but he doesnt look it.-Who said so?-Oh, somebody or other. I cant remember who it was.II. 非人称代词常用作主语，可表示天气、时间(时刻/日期/星期/ 年月/季节)、环境、自然现象、温度、距离、价值 、度量衡、It was very quiet at the moment.-What time is it? -It is eight oclock.It often rains in summer.It is a long way to the factory.It is five kilometers from the office to my home.It was only a short ride.It was already one in the morning and the rain fell against the window.It is very quiet here at night.-Whats the cost of the bike? -Its 300 yuan.It is winter now.It is too windy in the north.It is too late. I have to be off now.It rained all day yesterday.It can be very hot here.Its too late to go there now.Pretty hot and wet in the summer, but it can be quite cold in winter.I didnt realize it was going to be this far.III. 先行代词1. 作形式主语It be +adj.+主语从句. It be +p.p.+主语从句. It be + n. + 主语从句. It + vi + 主语从句. It is +adj. +for/of sb to do sth.It is no use/good doing sth.It is easy/fun/interesting/hard/difficult doing sth.It is a good thing/good news thatIt happened thatIt turned out thatIt takes sb some time to do sth.It is up to sb to do sth.It is a waste of doing sth.It is a nuisance doing sth.It is hard work doing sth.It is great fun/useless/senseless/hard/easy/difficultdangerous/worthwhile to do sth/doing sth.It must be pointed out thatIt should be noted thatIt has been proved thatIt has worked out thatIt strikes me most thatIt took me an hour to write the letter.It is up to you to make the choice.It happened that I was out when he called.It is not easy to finish the work in two days.It is not a good habit to stay up late.It is no use crying over spilt milk.It is a pity that you didnt read this book.2. 作形式宾语V+形式宾语it+宾补+to do sth/doing sth/从句make it clear that宾从keep/bear it in mind that宾从take it for granted that宾从see to it that宾从Sb love/like/hate/dislike/appreciate/prefer/enjoy it +从句sb like/take/put it thatsth have it that bring it out to sb that 宾从see to/look to/rely on/insist on/stick to/depend on/answer for it thatowe it to sb thatbring it to sbs attention thatkeep/bear it in mind that-I dont know whether I should go abroad or not, Mum.-I leave it to your own judgement whether you should do it.英语中能直接带that引导的宾从的介词很少：except/but/in /besides thatI know nothing about him except that he is fromGuangdong Province.I could not have believed it but that I saw it with my own eyes.Liquids are like solids in that they both have definite volume.Besides that he is from Guangdong, I also know that he is a famous artist. 例题1.（2008江西34） Animals suffered at the hands of Man _ they were destroyed by people to make way for agriculture land to provide food for more people.A. in which B. for which C. so that D. in that 例题2. I know nothing about the accident except _ I read in the newspaper.A. that B. for C. / D. whatI think it best that you should stay here.We think it no use complaining.We all take it that Tom will win the game.I take it (that) he will come on time.You can put it that it was arranged before.Rumor has it that the minister will resign soon.I dislike it when you whistle.We really appreciate it when she offered to help.Id prefer it if I didnt have to so much work.See to it that you are not late again.Look to it that this doesnt happen again.You may rely on it that he will come to meet you.I cant answer for it that he will come on time.I owe it to you th