一、倍数增减的表示法
1) Force N1 _______________(比力N2大2.5倍).
2) This substance _______________(反应速度是另外那种物质的三倍).
3) The earth _______________(是月球大小的49倍).
4) The landlord _______________(想将租金提高三分之一).
5) They _______________(计划将投资增加一倍).
答案 1) is 2.5 times greater than Force N2
(考点:倍数 + 形容词/副词比较级 + than)
2) reacts three times as fast as the other one
(考点:倍数 + as + 形容词/副词 + as)
3) is 49 times the size of the moon
(考点:倍数 + 名词)
4) wants to raise the rent by a third
(考点:动词 + by + 数词/百分比/倍数)
5) plan to double their investment
(考点:double + 名词)
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