As a result of destroying the forests ,a large ____of desert ______covered the land.A.number ...has B.quantity...has答案：Ｂ我主要想知道＂quantity "的用法．

熱心網(wǎng)友

number of 只修飾可數(shù)名詞。a large quantity of 既可修飾可數(shù)名詞，又可修飾不可數(shù)名詞。desert是不可數(shù)的，所以用這個!B

熱心網(wǎng)友

a quantity of一些

熱心網(wǎng)友

quantity (n.)quantities量，數(shù)量　　　　（ＵＮ）量in　quantity　大量