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高中三年级英语

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  • 阅读理解
    根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
    About ten percent of spending on primary and secondary education in the United States comes from the federal government. 小题1:________States have been required to show progress through yearly testing.
    But states say testing tells only part of the story about efforts by schools and students to improve. So the Obama administration has eased the limits on states in measuring performance.
    小题2:________This new measurement tool is called the Colorado Growth Model. The idea is to show academic growth, not just achievement on tests. It combines test scores, family income levels, school size, the ethnicity of the student and many other factors.
    小题3:_______The graph shows a school’s average score on standardized tests as well as its academic growth.
    On average, students enter sixth grade at WEST Denver Prep performing below grade level. 小题4:________.
    The new assessment method shows that, each year, the average West Denver Prep student learns more math than ninety-four percent of all the students in Colorado. 小题5:________.
    Josh Smith says perhaps the most important thing they should learn is to believe in themselves.
    A.The results from schools across the state are shown online on a graph.
    B.Reading and writing scores also show growth.
    C.For ten years now, federal law has tied this spending to student performance.
    D.Therefore, the government feels it a great pressure.
    E.But three years later, most are outperforming other students across the state.
    F.However, the limits don’t work at all.
    G.The western state of Colorado, for example, has a new assessment method.

    本题信息:英语阅读理解难度一般 来源:未知
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本试题 “根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。About ten percent of spending on primary and secondary education ...” 主要考查您对

序数词

等考点的理解。关于这些考点您可以点击下面的选项卡查看详细档案。
  • 序数词

序数词的概念:

表示顺序的数称为序数词。如:first, second, third, fourth。


序数词的构成与用法

1、序数词的构成:
①一般来说,是由相应的基数词加词尾th构成。
   例:four+th→fourth
           six+th→sixth
           seven+th→seventh
           ten+th→tenth
②下面这些基数词在变为序数词时,有特殊的变化。
例:one→first
        two→second
        three→third
        five→fifth
        eight→eighth
        nine→ninth
        twelve→twelfth
③十位整数序数词的构成方法是将基数词的词y变成i,然后再加eth。
例:twenty→twentieth
        thirty→thirtieth
        forty→fortieth
        ninety→ninetieth
④两位或两位以上的基数词变成序数词时,仅将个位数变成序数词。
例:twenty-one→twenty-first
        thirty-five→thirty-fifth
        a hundred and fifty-three→a hundred and fifty-third

2、序数词的用法:
①序数词在使用时,一般加上定冠词。
例:the first book
        the second floor
        the third day
        the fourth week.
②序数词在多数情况下都用作定语,有的也可以作表语、主语和宾语。
例:The may1st is Labour Day. 五月一日是劳动节。
        My room is on the second floor. 我的房间在二楼。
        The first is larger than the secon.(主语)第一个比第二个大。
        Read the book from the first.(宾语)从开头读这本书。
        You'll be the sixth to write.(表语)你将是第六个写的。
③序数词的前面可以加上不定冠词,用来表示“再一”,“又一”的意思。
例:You may have a third try. 你可以第三次尝试。


序数词知识体系:

 


约数的表达方法

用tens/dozens/scores/hundreds/thousands/millions of 表示“几十、几百、上千、成千上万”等。
如:The boy bought dozens of pencils.            
        Thousands of people died in the earthquake.
注意: (A):dozen, score, hundred, thousand, million等表示确切数量时,不用复数。
如:five dozen (of) eggs   五打鸡蛋
        hree hundred people  三百个人

分数词的构成和用法:

1)分数词构成法:
分数词(FractionalNumerals)由基数词和序数词构成,基数词代表分子,序数词代表分母。除了分子为1的情况下,序数词都要用复数形式:
如:1/4:one-fourth
        5/9:five-ninths
        2/3:two-thirds
       17/5:three and two-fifths
       7/12:seven-twelfths
       379/8:forty-seven and three-eighths
此外还有下面表示法:
如:1/2:a(one) half
        1/4:a(one) quarter
        3/4:three-quarters
        9/4:two and a quarter
        3/2:one and half
        31/4:seven and three quarters


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