自考英语英语语法基础材料数词

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3.Object and object of prep How many do you want ? Eight . The city has a population of 4 million. 4. Predicative Five plus five is ten We are altogether 20
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• —We shall produce twice as much grain as we did in 1980 • —The output of steel of last year was 70 percent as high as that of this year • 2)S+V+multiple+the size (amount . length…) of…
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• such as hundred .thousand .million. billion … when it is used to count the number. • 1,867,542,638 176,001,002 1,743,011,005
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一. It s function in the sentence
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• 2).ty. We change y into ie plus th twenty-twentieth. • 3).two or more numerals is used to represent the ordinal numeral: • twenty-one twenty-first • ---- A hundred and forty-two • ---- A hundred and forty-second
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• This team ranks third in its own country • 4) Sometimes we can use cardinal numeral to represent the order: • Lesson 1 =the first lesson • Room 201 Bus Number 7. Carriage No 6 Page 319.
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3/ Fractionaห้องสมุดไป่ตู้ Numeral
• The Numerator(分子) is represented by cardinal Num. The Denominator is represented by ordinal Num. If the Numerator is more than one .the denominator should be the plural form • 1/4 2/3 5/12 3/5
Chapter 4 Numeral
• Numeral includes cardinal numeral and ordinal numeral • 1/Cardinal numeral:refers to number • we pay more attention to the following words
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5) How to read the following.
• 1. year: 1958 1804 1660 2004 684 BC 1970s • 2. Date: May 23rd. the 23rd of May • July 1st. the first of July • 3. time: 5:45 5:10 5:20 5:55 • 4.telepone number: 3452681
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• 5. Appositive • We three will stay here to wait for him. How many will you give them two ?
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二.The special use of numeral
• 1. Plural form of numeral Generally speaking they must be used with a preposition such as hundreds of hundreds and thousands of in twos and threes • --- Hundreds and thousands of people are marching towards Washington
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• • •
3)S+V+multiple+comparative degree of adj.adv+than Give me 3 times more than Tom borrowed from me —Line A is 4 times longer than Line B —The grain output is 8 percent higher this year than that of last year
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一.Its function
• 1) It can mainly be used as attribute ,subject ,object ,and predicative: • The first is the best in the games. • This is the 15th Teachers’ Day. • I like the 3rd of them.
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5/ Percent
• It is often used with a prep by …. it can be used as adverbial and object of prep • —The price was increased by 20 percent • —The loss of electricity has been reduced to less than 25%
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5/ Multiple
• • • • How to represent the Multiple: 1)S+V+ multiple +as + adj+ as …. —This room is twice as big as that one —I have three times as many books as you
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• Note:1)Some words can be used to represent the Fractional Numeral : • half quarter • 2)some complicated Fractional Numeral we use “over” • 21/8 21 over 8 • 21/55 21 over 55
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• We will have to do it a second time • When I sat down, a third man rose to speak • 3) Some ordinal numeral can be used as adverbial. • I like to speak here first.
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• •
I offer 10 times the amount of money that John has borrowed The earth is 49 times the size of the moon The length of this rope is three times the length of that one
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• Some 2 million people, about one-sixth of the population, lived in this area of the city. • The oil output that year was only one-third of the usual amount. • This room is one third larger than that one .
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Its function
• The Fractional Numeral can be used as subject, object, object of prep. appositive, predicative, attribute. and adverbial • A quarter of the workers are men. • Two and a half years .
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• • • • • •
8×4=32 _times_ is_ 12÷6=2 _divided by _is_ a>b a is more than b a<b a is less than b a≈b a approximately equals to b a≠b a is not equal to b
• 1. attribute • Five thousand people watched the game yesterday • 2.Subject: • Happily the three climbed to the top of the hill • There are 5 of us in all
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• Two-fifth of the desks are broken in the classroom • I used one-fifth of the money to buy the computer • They account for one-sixth of the population • It is only one-fifth length in all
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2/ Ordinal Numeral
• It refers to order of the numbers generally we add “th” at the end of the numeral .some special changes are as follows • 1).one_. two_. three_. five_. eight_ nine twelve .
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• He is always the first to get to the school in the morning. • 2) Generally speaking .in front of the ordinal numeral there is a definite article: “the” ;If we use the Indefinite article: “a” mean “another”
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• ---They arrived in twos and threes • ---Millions of dollars had gone into the building of the factory by the end of last month. • 2.”ty” In such words as twenty thirty forty… We often change y into i plus es. It represents age or years.
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• When Marx was in his fifties, he began to learn Russian. • It took place in the 1970s • 3. We should know how to read the formula of mathematics. • 3+8=11 9-2=7
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4/ Decimal Fraction
• The numeral on the left of radix point, it is the same as the number. While on the left. Read the number one by one • 6. 4 15. 06 • Its capacity was 6.5 times as great as in 1960(生产能力) • The nation’s grain output was up 2.4 times in these years
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