如果方程x+2y=﹣4,kx﹣y﹣5=0,2x﹣y=7有公共解,则k的值是( )
A:﹣1
B:1
C:﹣2
D:4
-Our city looks more beautiful!-Yes. Lots of trees and grass ______ since last year.
“心中有佛,所见皆佛”的观点属于( )