We are concerned with the problem of energy resources _________ we must also think of our environment.

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Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

despite

though

as though

but

Giải thích

Đáp án D.

In spite of/Despite + N/V-ing: mặc dù

Though/ As though + mệnh đề: mặc dù

But: nhưng, thường đứng giữa câu

Dịch nghĩa: Chúng ta lo ngại về vấn đề nguồn năng lượng nhưng chúng ta cũng phải nghĩ về môi trường của chúng ta.