If you plant more and more trees,you will make our city much____(green)

If you plant more and more trees,you will make our city much____(green)
If you plant more and more trees,you will make our city much____(green)

If you plant more and more trees,you will make our city much____(green)
If you plant more and more trees,you will make our city much (greener).
much +比较级：更……