九年級英語上冊重點詞組和重點句型歸納
4. it’s a quarter as big as the earth. 它是地球的四分之一大。
倍數表示法:倍數+as+形容詞/副詞+as
如:this box is three times as heavy as that one. 這只箱子是那只箱子的三倍重。
5. mars goes around the sun at a distance of about 228 million kilometers.
恒星在相隔大約228000000千米的地方繞著太陽轉動。
(1)at a distance of 相隔
(2)at a distance 在遠處。如:
the moon goes around the earth at a distance of 380000km.
月球在距地球38萬千米的地方繞地球旋轉。
the police followed him at a distance. 警察遠遠地跟著他。