Green organizations are trying to save rain forests that have been _____ by farmers.

A．created

B．ruined

C．threatened

D．protected

早期肾小管功能受损表现以下列哪一项为主()

A．日、夜尿量增多为主

B．日尿量增多

C．高比重尿

D．夜尿量增多为主

E．夜尿量减少