◎ 题干
— The school looked quite different from it used to be. 
— Yes. Lots of trees and grass ______.
[     ]
A. have planted
B. are planted
C. were planted
D. have been planted
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“— The school looked quite different from it used to be.— Yes. Lots of trees and grass ______. [ ]A. have plantedB. are planted C. were plantedD. have been…”主要考查了你对  【被动语态】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。