Back in the 1960s and 1970s, the world was becoming more aware of the destructive effects

Câu hỏi :

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate thecorrect word or phrase that best fits each of the numbered blanks.

A. Therefore 

B. However 

C. Moreover

D. Although

* Đáp án

C

* Hướng dẫn giải

Đáp án C

A. Do đó

B. Tuy nhiên

C. Hơn nữa

D. Mặc dù

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