小升初英語(yǔ)考點(diǎn)之?dāng)?shù)詞
數(shù)詞，是小升初英語(yǔ)考試必考的考點(diǎn)，在小升初考試中的題型有選擇題、用所給單詞的適當(dāng)形式填空，占分比例5-10分。今天小編整理了小升初英語(yǔ)考點(diǎn)之?dāng)?shù)詞。一起看看吧
小升初英語(yǔ)考點(diǎn)之?dāng)?shù)詞
解析數(shù)詞
從三個(gè)方面：
a.數(shù)詞的定義和分類(lèi)
b.小升初數(shù)詞常見(jiàn)考點(diǎn)之基數(shù)詞
c.基數(shù)詞的構(gòu)成和用法
數(shù)詞的定義和分類(lèi)
1.數(shù)詞是表示數(shù)目、數(shù)字和順序的詞。分為基數(shù)詞和序數(shù)詞。
2.基數(shù)詞表示人或物的數(shù)量;
如:one,two,three,four;
3.序數(shù)詞表示人或物的次序，序數(shù)詞前一般要加定冠詞the;
如:first,second,third,fourth,fifth;
數(shù)詞常見(jiàn)考點(diǎn)之基數(shù)詞
接下來(lái)給大家?guī)?lái)5道小升初數(shù)詞考點(diǎn)的真題，請(qǐng)準(zhǔn)備好答題
( ) 1. The volunteers sent books to a mountain village school on Children's Day
A . two hundreds of
B. two hundred of
C. two hundreds
D. two hundred
( )2. The two brothers study in Middle School.
A. NO. 12 B. No. 12th
C. Twelfth D. 12
( )3. He will be back in
A. one day and two
B. one or two days
C. a day and two
D. one day and two
( )4.-when does he finish the first class?
—At .
A. forty-five past eight
B. forty-five to eight
C. eight forty-five
D. eight forty five
( )5. The room is the size of that one.
A. five time B. five times
C. fifth time D. fifth times
基數(shù)詞的構(gòu)成和用法
▲
1.構(gòu)成
(1)從1-12
one, two, three, four, five, six, seven, eight, nine, ten,eleven, twelve
(2)從13-19+teen
thirteen, fourteen, fifteen, sixteen, Seventeen, eighteen, nineteen
(3)從20-90變teen為ty
twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety
(4)“幾十幾”表達(dá)法：十位數(shù)和個(gè)位數(shù)之間要用連字符”-”
22: twenty-two;
55: fifty-five
(5)三位數(shù)的表達(dá)法：幾+百+and+末兩(一)位數(shù)
132: one hundred and thirty-two
605: six hundred and five
2.用法
(1) hundred， thousand， million前面有具體的數(shù)字時(shí)，要用單數(shù)形式，但如果前面沒(méi)有具體數(shù)字，表示”成百、成千”時(shí)，要用復(fù)數(shù)形式，后接of。
(2)用數(shù)詞的復(fù)數(shù)形式表示年代和大約年齡
(3)在數(shù)學(xué)算式中
(4)年號(hào)
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