Question

【题目】-- Lots of trees and flowers _______on both sides of Huanshan Road last year.
-- Oh, that's beautiful.
A.are planted
B.were planting
C.were planted
D.have planted

Answer 1

【答案】C
【解析】句意：——去年许多树木和花儿被种植在环山路两边。——哦，那太美了。根据句意Lots of trees and flowers与plant构成被动关系，故用被动语态，last year是一般过去时的标志，故选C。