一道sat的improving sentence语法题

题目

一道sat的improving sentence语法题
A thick growth of (sunflowers standing ten feet tall,their brown heads drooped) over the fence with the weight of their seeds.
(A)~
(B)standing ten feet tall,their brown heads drooping
(C)standing ten feet tall,and their brown heads droop
(D)stood ten feet tall,their brown heads drooping
(E)stood ten feet tall,and their brown heads drooping

答案

从语法上看,A. sunflowers standing ten feet tall, their brown heads drooped 也可以,这就理解为前为非谓语动词,属于次要成份,后为谓语动词,属于主要内容.而D的刚好相反,stood是谓语动词,表明前半部分是主要的,dro...