Tiếng AnhTừ đề thi
Question 25: The word “ their ” in paragraph 2 refers to _________. A. zooxanthellae B. symbiotic organisms C. corals D. algae
Đề bài
Question 25: The word “their” in paragraph 2 refers to _________.
A. zooxanthellae B. symbiotic organisms C. corals D. algae
