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1、The usage of it 1. It never rains but it pours ！ 2. It takes two to make a quarrel.3. All time is no time when it is past. 4. Its the thought that is the most important.5. It is no use crying over spilt milk. 不鳴則已，一鳴驚人一個巴掌拍不響機不可失，時不再來。 禮輕情意重。 覆水難收。 NO.1 雜七雜八的 ItNO.2 ?！耙弧笔愕?ItNo.3 “強勁”十足的 ItNo.4 與“時
2、”共舞的 ItNo.5 為他人做嫁衣的 It Its 10:08 Its lovely It weighs only 3 kilograms Its a large sum of moneyNO.1 雜七雜八的 It NO.2 專 “一”十 足 的 It ?！耙弧笔愕?It1) -What should I do with your bag ? -Oh, just leave on the table 2) Some students in our class are trying their best to learn English well. Have you heard about
3、? A. it B. which C. one D. this it 1. The Parkers bought a new house but _ will need a lot of work before they can move in. A. they B. it C. one D. which2. Weve been looking at houses but havent found _ we like yet. A. one B. ones C. it D. them3. Im moving to the countryside because the air there is
4、 much fresher than _ in the city. A. ones B. one C. that D. those易 誤 辨 析 : it / one / thatthe house that the Parkers boughta housethe air No.3“強 勁 ” 十 足 的 It 1、It be+被強調(diào)部分 +that/whoI met Tom at the street. His progress makes me delighted.It is his progress that makes me delighted. 2、It be + not unti
5、l + 被強調(diào)部分 + that 1)I didnt realize she was a famous film star until she took off her dark glasses. It was not until she took off her dark glasses that I realized she was a famous film star.Not until she took off her dark glasses did I realize she was a famous film star. It is the ability to do the j
6、ob_ matters not where you come from or what you are. A. one B. that C. what D. itIt is / was + 被強調(diào)的部分 +that / who+句子其他成分 Thank you ! No.4與 “時 ”共 舞 的 It 1、It be + 時間段 + before It will be over a month before we end our classes .It was not long before the police caught the thief. 2、It be + 時間段 + since
7、+- It is two years since I have been in the army. 3、 It + was +時間點+ when + S +一般過去時 It was ten oclock when we began our lesson. No.5總 為 他 人 做 嫁 衣 的 “ It ” 充 當(dāng) ”形 式 主 語 ”的 It 1、It + be + adj. of / for sb to do sth 如果句型中的形容詞是用來描述sb的特征 如kind / rude / cruel / polite / right / wrong / foolish / silly / s
8、tupid / wise 等，則用of， = sb + be + adj. + to do sth；* 若句型中形容詞是用來描述 to do的 如 important / necessary / hard / difficult / easy / natural / common 等，則用for。 1, Its very kind _ you to say so = You are very kind to say so.2, Its important _ one to learn a foreign language.offor 2. It is clear ( obvious, poss
9、ible, true, certain.) that . It is very clear that hes round and tall like a tree. = That hes round and tall like a tree is very clear. 3. ( It is ) no wonder (that )- ( It is ) a wonder ( that )-: 4.It is said (well-known / reported / learned / thought/ believed.) that . 據(jù)說（據(jù)報道, 據(jù)悉, 據(jù)認(rèn)為，據(jù)相信 .It is
10、hoped that you _ there on time. It is advised that you _ there on time. A. arrive B. should arrive C. will arrive D. both A and B 析：C，D。句是it作形式主語，that從句作真正的主語。主從句時態(tài)一致是解題的關(guān) 5. 1) It takes sb 多少時間 to do sth. 2) It takes sb - to do sth. It takes _patience to look after patients. 6. Its up to sb to do s
11、th由某人決定做某事。口語中常用Its (all) up to you 或 up to you 表示“由你決定”。 Its up to you _(decide) when we will start. 7、Its useless/no use/good doing 做是無用的/不好的。 It is no use_( cry) over spilt milk. 覆水難收 過去的事哭也是白費力氣。 It is no use _( cry) about the past.期待別人的幫助是不行的。 It is no good_ (hope) for others help. 8、It happens
12、/occurs/appears/ seems that 此句型意為：碰巧好象似乎 1, It (so) happened that I was watching TV when he came to see me.2, It appeared that the little girl would probably never walk.3, It seems that he is always true. 小結(jié)：it 做形式主語 It可以在句中充當(dāng)形式主語，真正主語可以由_引導(dǎo)的主語從句充當(dāng)，還可以由_以及_短語充當(dāng)。that不定式動名詞 possible It is/was +adj. ne
13、cessary + important ones dutyIt +is /was + n. ones hope + an honour saidIt is / was + p.p. known believed that從句( for sb. ) to do sth. + that-clause( for/of sb. ) to do sth that從句It +be+ no good/no use + doing It seems/happens/matters/ +從句 充 當(dāng) ”形 式 賓 語 ”的 It sb think / find / consider/ make + it + a
14、dj./n.+ to do / doing / that 為了記憶方便我們可稱該句型為“6123結(jié)構(gòu)”。 6 指主句中常用的動詞；think, believe, make, find, consider, feel 1 指的是形式賓語 it； 2 指的是賓補的兩種形式：形容詞或名詞； 3 指的是真正賓語的三種形式：不定式短語， 動名詞短語或 that引導(dǎo)的賓語從句。 1)We think it our duty to clean our classroom every day. 2) He felt it important to learn English well.3) They foun
15、d it difficult that they would finish their work in two days. 在一些固定用法中考查常見的固定用法有: make it 成功，安排在或定在某時間forget it 別提了，忘了它吧Dont mention it 別提了，表示不用謝It doesnt matter 沒關(guān)系It(That) depends 視情況而定You guessed it 你猜著了Its hard to say 很難說 Its up to you to do sth.由你來決定做某事 it代詞人稱代詞指示代詞非人稱代詞引導(dǎo)詞it 用在強調(diào)句中 it 用作形式主語it 用作形式賓語小結(jié)： Thank you for your listening !
《it用法總結(jié)》PPT課件
