In order to make our city green, . A. it is necessary to have planted more trees

In order to make our city green, _______.

A. it is necessary to have planted more trees  B. many more trees need to plant

C. our city needs more trees                 D. we must plant more trees

试题答案

D

解析:

“使城市绿化”是“我们(we)”的目的。