MANY _____ GROUPS NOW SUPPORT PUTTING A VALUE ON ECOSYSTEMS. THEREF...

1. - ĐỀ ÔN TẬP UNIT 10 11 12 LOP 12 11 2 2020
Lớp 12 ĐỀ ÔN TẬP UNIT 10 11 12 LOP 12 11 2 2020

1. Many _____ groups now support putting a value on ecosystems. Therefore, we should protect them.

A. conserve

B. conservative

C. endangering

D. endangered