旅行澳大利亚-回归原生态-凯恩斯.mp3、mp4
凯恩斯是澳大利亚昆士兰州北部的主要城市，海岸线上绵延着纯白的沙滩，到处是充满热带风情的海盗、珊瑚礁，构成绝美的景色。
珊瑚礁
Passage 2Questions 6 to 10 are based on the following passage: Half of the world’s coral reefs(珊瑚礁) have died in the last 30 years. Now scientists are racing to ensure that the rest survive. Even if global warning were to right now, scientists predict th
Passage 2Questions 6 to 10 are based on the following passage: Half of the world’s coral reefs(珊瑚礁) have died in the last 30 years. Now scientists are racing to ensure that the rest survive. Even if
The word “address” in Paragraph 1 is closest in meaning to _____.
The word “address” in Paragraph 1 is closest in meaning to \_\_\_\__.
Why are coral reefs called “the rainforests of the sea”?
Why are coral reefs called “the rainforests of the sea”?
The corals turn _____ in the process of “bleaching”.
The corals turn \_\_\_\__ in the process of “bleaching”.
According to the passage, _____ is the biggest threat to coral reefs.
According to the passage, \_\_\_\__ is the biggest threat to coral reefs.
