The corals turn _____ in the process of “bleaching”.
The corals turn \_\_\_\__ in the process of “bleaching”.
process
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 development of industry has been _____ gradual process throughout _____ human existence, from stone tools to modern technology.
The development of industry has been \_\_\_\__ gradual process throughout \_\_\_\__ human existence, from stone tools to modern technology.
