英语10.As you can see,the number of cars on roads _______ rising these days.
问题描述:
英语10.As you can see,the number of cars on roads _______ rising these days.
10.As you can see,the number of cars on roads _______ rising these days.
a.was keeping b.keep c.keeps d.were keeping
为什么
答
选C
因为是these days,属于现在时或现在完成时,故排除 a d
the number of表示“……的数量”,跟复数名词连用作主语时,中心词是number,谓语动词要用单数.