It works like a greenhouse, that’s why we call (25) _________the Green House effect.
Đáp án C
Call sth sth: gọi cái gì là cái gì
According to the passage, which of the followings supports healthy ecosystems?
Which of the followings is the flow of water from the ground to the surface?
The word "adjoining" in bold in paragraph 2 is closest in meaning to___________.
According to the passage, what can be learnt about passive students?