A. Global warming is thought to result in increasing levels of carbon dioxide and other greenhouse gases.
B. Increasing levels of carbon dioxide and other greenhouse gases is thought to be responsible for global warming.
C. Increasing levels of carbon dioxide and other greenhouse gases is attributed to global warming.
D. Global warming is blamed for increasing levels of carbon dioxide and other greenhouse gases.
B
Đáp án B
Câu hỏi trên thuộc đề trắc nghiệm dưới đây !
Copyright © 2021 HOCTAP247