生活在珊瑚礁上的動物: sea star,giant clam,tube sponge,seahorsesea turtle, eel, stonefish, trumpetfish, cuttlefish, squirrelfish, shrimp.octopus, shark, cone snail, worm 生活在珊瑚礁上的植物: alga, sea grass 斷唯區: reef flat zone, crest zone, reef slope zone 與危害珊瑚礁有關的詞: too warm,pollution,fishing,boatingbein danger 處于危險中 bemade up of...由.....組成 play an important role in...在··..··中發揮重要作用 be worried about...擔心..-.. provide sth.for...為·...·提供某物 比較狀語從句: More sea creatures live along coralreefs than inany other part of the ocean. 被動語態: Each coral group is made up ofmany separate coralpolyps. 時間狀語從句: As night falls, life along the reef changes. 定語從句: Millions of people eat the fish that live along reefs