【正文】 t！它看上去像只貓！Where39。如：Is it your watch？這是你的手表嗎？Look at the rain！It39。t play on the road．It39。1．指代說話者心目中不太清楚的那個人，常在打電話或敲門時用。s me．是我?！狪 know—it39。I don39。如：—Who39。三、用于指時間、距離和自然現(xiàn)象等。It39。s time for sth．譯為“是（某人）該干??的時間了”、“到??的時候了”。s time for us to start the lesson now．我想現(xiàn)在是我們開始上課的時候了。如：It has been two weeks since we met last．＝ Two weeks has passed since we met last．自從我們上次相遇以來，兩個星期過去了。如：It39。s the farm，Li Lei？Is it far？李雷，農(nóng)場在哪里？遠(yuǎn)嗎？—No，it39。It is very quiet here at the moment．眼下這兒很安靜。1．It＋is／was＋形容詞＋（for／of sb．）＋動詞不定式短語。s important for us to keep the water clean．保持水質(zhì)清潔對我們來說是很重要的。如：It39。2．It ＋will be／is ／was ＋形容詞＋動名詞短語。如：It is certain that he will e．他一定會來。4．It ＋is ／was ＋one39。5．It takes（sb．）some time to do sth．意為“（某人）花??時間做某事”。7．It seems ／seemed ＋從句。當(dāng)句子的真正賓語是動詞不定式、動名詞或從句時，為避免句子頭重腳輕，須將其放在賓語補(bǔ)足語之后，改用先行詞it占據(jù)其原來的位置。We think it no good reading in bed．我們認(rèn)為躺在床上看書無益處。如：It was in the street that I saw Li Ping this ，就是在街上我看見李明。when 。clock in the afternoon ____ he and his grandpa reached the museum in 答案：(1)C(2)A(3)D(4)A(5)B(6)．I like ____ in the autumn when the weather is clear and bright.（2004全國I） (7).Do you like ___ here?Oh， air，the weather，the way of is so nice.（2004全國II） (8)．The Parkers bought a new house but ____ will need a lot of work before they can move (9).I hate___ when people talk with their mouths (10).Joan had often heard____ said that Marley had no 答案：C D B A A八、it, one和that作替代詞的用法及區(qū)別it, one和that雖然都可以用來替代前面所提到的一個單數(shù)名詞,以避免重復(fù),但在具體用法上卻有不同。t it答案: D。t we just have________? 答案: C。二、with表用某種工具或手段I cut the apple with a sharp 。He jumped up with 。Do you have money with ？Take the umbrella with you in case it ，以防下雨。﹡There is a certain charm about that 。With good teachers and warmhearted classmates, the new er feels ，這個新來的還是感覺孤獨(dú)。九．With后加上一個名詞（多為表情緒的詞），表示“。with + n/pron + the radio on ,grandma slept deeply in the ，奶奶在椅子里沉沉的睡著。with + n/pron + to doWith this book to help you , you can finish your work as soon as ，你能盡快完成工作。with + n/pron + 介詞短語The man left the meeting with a book in his 。Down with 。二、with表用某種工具或手段We can walk with our legs and 。三、with表人與人之間的協(xié)同關(guān)系 make friends with sbtalk with sb quarrel with sbfight with sb play with sbwork with sb四、with 表原因或理由John was in bed with high 。五、with 表“帶來”，或“帶有,具有”，在…身上，在…身邊之意The girl with golden hair looks 。I believe with the headmaster that a good teacher should not only teach a student what to learn but also how to learn ，一個好老師不但教學(xué)生學(xué)什么，而且應(yīng)教學(xué)生怎么去學(xué)。And with the last words , she turned ，他轉(zhuǎn)身離開了。十、“關(guān)于，對于”，表示一種關(guān)系或適應(yīng)范圍。例如：With these words, he left the ，他離開了房間。s own eyes親眼(目睹)2with pleasure愉快地2with the help of /with one39。一般指說話者心目中已經(jīng)了解或所指的生物、無生命的東西或事情、沒有性別的區(qū)分；可以是可數(shù)名詞，也可以是不可數(shù)名詞，在句子中既可做主語，也可以作賓語。s hat．噢，那是露茜的帽子。2．指代一些無生命的東西。如：Well，you mustn39。二、用于指代人。）再如：—Who is knocking at the door？誰在敲門？—It39?！狪s it your brother？是你哥哥吧？—No！不是。如 The child smiled when it saw its mother．這小孩一見到母親就笑了。）4．在回答用指示代詞表示人的特殊問句時，常用it指人。s Kate．是的，我想你說對了，是凱特。s ten．十點鐘。s time（for sb．）to do sth．／It39。I think it39。此結(jié)構(gòu)可以與另一種句型進(jìn)行同義句轉(zhuǎn)換。2．表示距離。—Where39。如：Sometimes it snows and the land is all white．有時下雪，大地一片白。這是一種習(xí)慣表達(dá)法，這樣的句式可避免句子顯得頭重腳輕。It39。注意：這一句式中的形容詞位置也可換用名詞；連系動詞be也可換用其它連系動詞，如feel等。It feels strange to have a twin sister．有個孿生姐妹感覺很奇怪。Is it any good trying again？再試一次有用嗎？ 3．It＋is／was＋形容詞＋從句。It is strange that he should say so．他居然這么說，真是奇怪。s your turn to be on duty tomorrow．明天輪到你值日了。如： It cost me 260 yuan to buy the new watch．我買這塊新手表花了260元。[原題再現(xiàn)] ①________is a fact that English is being accepted as an international ② In fact________ is a hard job for the police to keep order in an important football 答案: ① D ② D五、用作形式賓語。如：He found it not easy to learn a foreign language well．他發(fā)現(xiàn)學(xué)好一門外語是不容易的。t ________that all those who get good grades in the entrance examination will prove to be most as granted this for granted that for granted it for granted 答案: D。that 。s （高考，1980)（2)Is＿necessary to tell his father everything? (MET1987)(3)Is＿possible to fly to the moon in a spaceship? (4)I consider____ my duty to help you． (5).It was at four o39。t they it 39。t we have a little break?Didn3