THE SEA IS POLLUTED, WHICH ... SEA PLANTS AND ANIMALS.A. ENDANGERS...

17. - TÀI LIỆU UNIT 9 UNDERSEA WORLD
TÀI LIỆU UNIT 9 UNDERSEA WORLD

17. The sea is polluted, which ... sea plants and animals.

A. endangers

B. dangerous

C. dangers

D. dangerously