a coral reef may be (5) ______ for its recreational value for scuba divers; and a scenic river may be protected for its natural beauty.Đoạn văn20/30a coral reef may be (5) ______ for its recreational value for scuba divers; and a scenic river may be protected for its natural beauty.killed protected led leftGiải thíchĐáp án A Giải thích: be killed: bị giết