The passage supports which of the following conclu...
Câu hỏi: The passage supports which of the following conclusion?
A An expansion in hydroxyl has enlarged the ozone hole.
B The decrease of methane has enabled ultraviolet radiation to enter the atmosphere.
C The reduction in carbon dioxide has produced a cleaner atmosphere.
D The beneficial effect of hydroxyl has aided the cleaning process.
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG môn Anh trường THPT Chuyên Hoàng Văn Thụ - Hòa Bình - lần 3 - năm 2018 (có lời giải chi tiết)