Bộ 20 đề ôn thi vào Chuyên Anh năm 2023 cực hay có lời giải (Đề 35)
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On what did the ancient Egyptians based their calculation? A. Observation of the celestial bodies. B. Advanced technology. C. Advanced tools of measurements. D. Knowledge of the earth’s sur

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On what did the ancient Egyptians based their calculation?

Observation of the celestial bodies.

Advanced technology.

Advanced tools of measurements.

Knowledge of the earth’s surface.

Giải thích

Chọn A