A / AN … SPECIES IS A POPULATION OF AN ORGANISM WHICH IS AT RISK O...

19. - KIEM TRA HOC KI 2 ANH VAN 12 6 KIEM TRA 12 HK2
Lớp 12 KIEM TRA HOC KI 2 ANH VAN 12 6 KIEM TRA 12 HK2
19. A / An … species is a population of an organism which is at risk of becoming extinct. A. endanger B. endangered C. danger D. dangerous