新一輪中考復(fù)習(xí)備考周期正式開(kāi)始,中考網(wǎng)為各位初三考生整理了中考五大必考學(xué)科的知識(shí)點(diǎn),主要是對(duì)初中三年各學(xué)科知識(shí)點(diǎn)的梳理和細(xì)化,幫助各位考生理清知識(shí)脈絡(luò),熟悉答題思路,希望各位考生可以在考試中取得優(yōu)異成績(jī)!下面是《2018初中英語(yǔ)語(yǔ)法之?dāng)?shù)詞的基本用法》,僅供參考!
(一)基數(shù)詞的基本用法
1.定語(yǔ)
Fifty thousand London dockers are out on strike.
2.主語(yǔ)
數(shù)詞作主語(yǔ),謂語(yǔ)動(dòng)詞用單數(shù)。
如: Two months is quite a long time.
Five is an odd number.
3.賓語(yǔ)或介詞賓語(yǔ)
How many do you want? -----Eight, please.
The city has a population of four million.
4.表語(yǔ)
We are altogether fourteen.
Five plus seven is twelve.
5.同位語(yǔ)
What work are you to assign us three?
Is there room for us two?
6.基數(shù)詞+單數(shù)名詞+形容詞構(gòu)成合成形容詞。如:一個(gè)五歲的男孩a five-year-old boy;一座800米長(zhǎng)的橋an 800-metre-long bridge;女子400米接力girls'400-metre relay race。
7.句型:主語(yǔ)+is +about(大約)/ over =more than(超過(guò))/nearly(接近)+具體數(shù)詞+metre(s)/kilometre(s)/kilo(s)long / high /tall /deep /away等。如:長(zhǎng)江長(zhǎng)6300公里。
The Changjiang River is 6,300 kilometres long.
8.表示“。。。。。。十”的數(shù)詞的復(fù)數(shù)形式可以用來(lái)表示人的歲數(shù)或年代:
He is in his early thirties.
He died still in his forties.
This took place in the 1930s.
(二)序數(shù)詞的基本用法
1.序數(shù)詞主要用作定語(yǔ),前面一般要加定冠詞(或物主代詞):
Tom is their second son.
They celebrated the 10th anniversary of the founding of the republic.
I will never give up, not even on the 1,000th or 10,000th try.
2.有時(shí)前面可以加一個(gè)不定冠詞來(lái)表示“再一”, “又一”這樣的意思:
We’ll have to do it a second time.
Shall I ask him a third time?
When I sat down, a fourth man rose to speak.
3.First,second 等有時(shí)可用來(lái)表示“第一個(gè)人(批)”“第二個(gè)人”等:
She was among the first to come and settle in Dujiashan.
You will be the second to speak.
4.如果數(shù)字較長(zhǎng),序數(shù)詞總避免使用,而且讀的方法也常常簡(jiǎn)化:
第201房間: Room 201
第319面: page 319
第一拖拉機(jī)廠:the Number I Tractor Works
第六號(hào)車廂:Carriage No.6
南京路1490號(hào):1490 Nanjing Road
電話號(hào)碼55――2347:telephone number : 55—2347
5. 在談編了號(hào)的東西時(shí),我們可以用基數(shù)詞表示順序:
the first part------part one
the third squad------squad three
the twenty-third section----section twenty-three
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