英語中倍數的表示方法

英語中倍數的表示方法

英語中，形容詞原級的前面可以用倍數詞half, a quarter, twice,three times等，表示「是的多少倍」。

倍數的表達法主要有以下幾種方式

1 A + be +倍數 + as+ 計量形容詞原級 + as + B。 如

The tree is three times as tall as that one.這棵樹是那棵樹的三倍高。

Using his hybrid rice, farmers are producing harvests twice as large as before.

用他的雜交水稻種子，農民們能夠種出比以前多一倍的糧食。

twice as large as before作定語，修飾harvests

2 A+ be +倍數+ 計量形容詞比較級+than +B。如

The Yangtze River is almost twice longer than the Pearl River.長江差不多比珠江長兩倍。

3 A+ be +倍數+ the +計量名詞+ than + B 。 如

The newly broadened square is four times the size of the previous one.新擴建的廣場是未擴建時的四倍大。

4 The + 計量名詞 + of + A + be +倍數+ that +of +B。如

The size of the newly broadened square is four times that of the previous one.新擴建的廣場是以前的四倍大。

5 spend twice as much of their income on sth than sb. 倍數表示法花在某物上的收入是某人的兩倍

South Korean women spend twice as much of their income on beauty products and make-up than their American counterparts.

韓國女性花在美容產品和化妝品上的收是美國女性的兩倍。

習題

1It is reported that the United States uses ______energy as the whole of Europe.

A. as twice B. twice much C. twice much as D. twice as much

2 At a rough estimate, Nigeria is ______ Great Britain.

A three times the size B. the size three time of

C three times as the size of D. three times the size of

答案 1 據報導美國使用的能源是整個歐洲的兩倍。D

2經過粗略的估計，是不列顛的三倍大。 D