戴氏問答:情態(tài)動詞的用法歸納及順口溜 誰有情態(tài)動
常見的病句類型有語序欠妥、搭配欠妥、因素殘缺或贅余、結構雜亂、表意不明、不合邏輯等。 ? 語序欠妥:語
常見的病句類型有語序欠妥、搭配欠妥、因素殘缺或贅余、結構雜亂、表意不明、不合邏輯等。 ? 語序欠妥:語序欠妥一樣平常容易泛起定語位置欠妥、狀語位置欠妥、虛詞位置紕謬等問題。舉例來說,如:通過檢查,人人討論、發(fā)現(xiàn)、解決了課外
首先,我總是把書的概念弄得很熟,而且充分理解。比如,高一主要是函數(shù),函數(shù)是基礎。函數(shù)概念,奇偶性,初等函數(shù)等。 第二,書上的例題我很重視,總是研究。例題都是出示了基本的應用方法和解題思維。主要 第三,做習題。數(shù)學習題的練習是不可少的。但是也不要啥題都做,會做很多無用功。做書上的習題,高考題型等,一般都出題很規(guī)范。從易到難。 第四,要學會獨立思考。不要事事去問別人。不要總看答案會形成依賴。多思考,有自己的思考體系很重要。也會鍛煉大腦。
情態(tài)動詞can、may、must示意語氣和情態(tài),人稱與數(shù)無轉變,動詞真相隨著它。 情態(tài)動詞兩要點:動詞真相跟后面,語言語氣較委婉。cab表“能力”,may表“允許”,must表“責任”或“義務”,否認回覆needn't換,"需要”need,dare“敢”。should“應該”,would...
情態(tài)動詞的用法歸納及順口溜情態(tài)動詞有can (could), may (might), must, have to, shall (should, will (would), dare (dared), need (needed), ought to等。情態(tài)動詞無人稱和數(shù)的轉變,不能單獨使用。
情態(tài)動詞要記牢;動詞真相來跟梢。
不管人稱單復數(shù);現(xiàn)在已往樂逍遙。
can表能力和允許;也允許能may來表;
必須一定must;should應該來報到。
英語情態(tài)動詞用法順口溜
回覆不須needn’t;mustn’t為不需要。
否認只要接not;疑問趕忙往前跑。
情態(tài)動詞的基本用法有哪些一、 can, could
示意能力(體力、知識、手藝)。
Can you lift this heavy box?(體力)
Mary can speak three languages.(知識)
Can you skate?(手藝)
此時可用be able to取代。Can只有一樣平時現(xiàn)在時和一樣平時已往式;而be able to則有更多的時態(tài)。
I’ll not be able to come this afternoon.
當示意“經由起勁才得以做樂成某事”時應用be able to,不能用Can。如:
He was able to go to the party yesterday evening in spite of the heavy rain.
示意請求和允許。
-----Can I go now?
----- Yes, you can. / No, you can’t.
此時可與may交流。在疑問句中還可用could,might取代,不是已往式,只是語氣更委婉,不能用于一定句和答語中。
---- Could I come to see you tomorrow?
---- Yes, you can. ( No, I’m afraid not. )
示意客觀可能性(客觀緣故原由形成的能力)。
They’ve changed the timetable, so we can go by bus instead.
This hall can hold people at least.
示意推測(驚訝、嫌疑、不信托的態(tài)度),用于疑問句、否認句和嘆息句中。
Can this be true?
This can’t be done by him.
How can this be true?
二、 may, might
示意請求和允許。might比 may語氣更委婉,而不是已往式。否認回覆時可用can’t或mustn’t,示意“不能以,阻止”。
----Might/ May I smoke in this room?
---- No, you mustn’t.
---- May/Might I take this book out of the room?
---- Yes, you can. (No, you can’t / mustn’t. )
用May I...?征徇對方允許時對照正式和虛心,而用Can I...?在口語中更常見。
用于祈使句,示意祝愿。
May you succeed!
示意推測、可能性(不用于疑問句)。
might不是已往式,它所示意的可能性比may小。
He may /might be very busy now.
Your mother may /might not know the truth.
三、 must, have to
示意必須、需要。
You must come in time.
在回覆引出的問句時,若是是否認的,不能用mustn’t(阻止,禁絕),而用needn’t, don’t have to(不必).
---- Must we hand in our exercise books today?
---- Yes, you must.
---- No, you don’t have to / you needn’t.
must是語言人的主旁觀法, 而have to則強調客觀需要。Must只有一樣平時現(xiàn)在時, have to 有更多的時態(tài)形式。
he play isn’t interesting, I really must go now.
I had to work when I was your age.
示意推測、可能性(只用于一定的陳述句)
You’re Tom’s good friend, so you must know what he likes best.
Your mother must be waiting for you now.
四、 dare, need
dare作情態(tài)動詞用時, 常用于疑問句、否認句和條件從句中, 已往式形式為dared。
How dare you say I’m unfair?
He daren’t speak English before such a crowd, dare he?
If we dared not go there that day, we couldn’t get the beautiful flowers.
對那些高考發(fā)揮嚴重失誤的人來說,復讀是可以思索的;但是關于成果普通的人,復讀的價值就不那么大了,由于
對那些高考發(fā)揮嚴重失誤的人來說,復讀是可以思索的;但是關于成果普通的人,復讀的價值就不那么大了,由于復讀一年,很少有人會有突飛猛進的進步。 每個人都有自己的執(zhí)著吧。我說過我怎樣都不會復讀,結果考得很爛我還是堅決不復讀!往
一對一輔導,重難點取舍有度。錯題集歸納總結,定期進行錯題檢測。need 作情態(tài)動詞用時, 常用于疑問句、否認句。在一定句中一樣平時用must, have to, ought to, should取代。
You needn’t come so early.
---- Need I finish the work today?
---- Yes, you must. / No, you needn’t.
dare和 need作實義動詞用時, 有人稱、時態(tài)和數(shù)的轉變。在一定句中,dare后面常接帶to的不定式。在疑問句和否認句中,dare后面可接帶to或不帶to的不定式。而need后面只能接帶to的不定式。
I dare to swim across this river.
He doesn’t dare (to) answer.
He needs to finish his homework today.
五、 shall, should
shall 用于第一人稱,征求對方的意見。
What shall we do this evening?
shall 用于第二、三人稱,示意語言人給對方的下令、忠言、允諾或威脅。
You shall fail if you don’t work hard.(忠言)
He shall have the book when I finish it.(允諾)
He shall be punished.(威脅)
六、 will, would
示意請求、建議等,would更委婉。
Will / Would you pass me the ball, please?
示意意志、愿望和刻意。
I will never do that again.
They asked him if he would go abroad.
would示意已往一再發(fā)生的動作或某種傾向。would示意已往習慣時比used to正式,且沒有“現(xiàn)已無此習慣”的寄義。
During the vacation, he would visit me every other day.
The wound would not heal.
示意估量和意料。
It would be about ten o’clock when she left home.
七、 should, ought to
should, ought to示意“應該”,ought to示意義務或責任,比should語氣重。
I should help her because she is in trouble.
You ought to take care of the baby.
示意勸告、建媾和下令。should, ought to可通用,但在疑問句中常用should。
You should / ought to go to class right away.
Should I open the window?
示意推測
should , ought to (客觀推測), must(主觀推測)。
He must be home by now. (斷定他已抵家)
He ought to/should be home by now.(不太一定)
This is where the oil must be.(直爽)
This is where the oil ought to/should be.(蘊藉)
八、 情態(tài)動詞+不定式完成式(have done)
can / could + have done在一定句中示意“原本可以做而現(xiàn)實上能做某事”,是虛擬語氣;在疑問句或否認句中示意對已往行為的嫌疑或紛歧定, 示意推測。
You could have done better, but you didn’t try your best. (虛擬語氣)
He can’t have been to that town.(推測)
Can he have got the book?(推測)
may / might +不定式完成式(have done)
示意對已往行為的推測。不能用于疑問句中,沒有虛擬語氣的用法。Might所示意的可能性比may小。
He may not have finished the work .
If we had taken the other road, we might have arrived earlier.
must +不定式完成式(have done)
用于一定句中,示意對已往行為的推測。意為“一定、想必”。其疑問、否認形式用can,can’t取代。參看 can / could + have done示意推測。
You must have seen the film Titanic.
He must have been to Shanghai.
should +不定式完成式(have done)
用于一定句中,示意對已往行為的推測。
He should have finished the work by now。
示意“本應該做而現(xiàn)實上沒有做某事”,其否認式示意某種行為本不應發(fā)生卻發(fā)生了。可以與ought to +不定式完成式(have done)交流。
You ought to / should have helped him. (but you didn’t.)
She shouldn’t have taken away my measuring tape, for I wanted to use it.
needn’t +不定式完成式(have done)
示意“原本不必做而現(xiàn)實上做了某事”。
You needn’t have watered the flowers, for it is going to rain.
will +不定式完成式(have done)
主要用于第二、三人稱,示意對已完成的動作或事態(tài)的推測。
He will have arrived by now.
誰有情態(tài)動詞的用法口訣,記著是口決戴氏教育/http://certifiedhvacservices.com