As a result of destroying the forests,a large___of desert___covered the land

问题描述:

As a result of destroying the forests,a large___of desert___covered the land
A.number;hasB.quantity;hasC.number;haveD.quantity;have
解释一下为什么 谢谢!

B,A Large of quantity of后面用可数名词与不可数名词,而a number of用可数名词复数.
第二空的动词单复数,由desert决定,沙漠不可数,所以选择has
百分数,分数后面用of+名词,后面动词单复数由名词决定,不由分数,百分数决定,比如 70% of students are boys.