2019河北教师招聘高中英语学科考点:数词的用法
- 发布时间:2019-09-10 10:14:40
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2019河北教师招聘高中英语学科考点:数词的用法
数词的用法
1. 倍数表示法
⑴主语+谓语+倍数(或分数)+ as + adj. + as。例如
I have three times as many as you.我有你三倍那么多。
⑵主语+谓语+倍数(分数)+ the size (amount,length…) of…。例如:
The earth is 49 times the size of the moon.地球是月球的49倍。
⑶主语+谓语+倍数(分数)+ 形容词(副词)比较级+ than…。例如:
The grain output is 8 percent higher this year than that of last year. 今年比去年粮食产量增加8%。
⑷还可以用by+倍数,表示增加多少倍。例如:
The production of grain has been increased by four times this year. 今年粮食产量增加了4倍。
2. 分数表示法的构成:基数词代表分子,序数词代表分母。分子大于1时,分子的序数词用单数,分母序数词用复数。例如:1/3 one-third; 3/37 three thirty-sevenths; 1.75 one and three fourths
【例题】Peter's jacket looked just the same as Jack's, but it cost __________ his.
A. as much twice asB. twice as much as
C. much as twice asD. as twice much as
【解析】选B。考查倍数表示法“主语+谓语+倍数(或分数)+ as + adj. + as”。 句意:彼得和杰克的夹克衫看上去一模一样,但是彼得的夹克衫却花了杰克夹克衫两倍的价钱。
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