With trees and grass( )百分之39.6 of the area,the city of Weifang has taken on a new look.
A.covered B.covering C.tobe covered D.being covered.
为什么选A?
With trees,flowers and grass ______ everywhere,my native town has taken on a new book.
A.planting B.planted
C.to plant D.being planted
怎么又选B了?