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Câu hỏi:

16/04/2024 8

_______ is not clear to researchers.

A. Why dinosaurs having become extinct. 

B. Why dinosaurs became extinct 

Đáp án chính xác

C. Did dinosaurs become extinct 

D. Dinosaurs became extinct

 Xem lời giải

Trả lời:

verified Giải bởi Vietjack

Chọn B

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