Chủ nhật, 16/02/2025
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Câu hỏi:

09/07/2024 33

Laser / device / concentrate / light waves / intense beam.

A. Laser is a device which concentrates light waves into an intense light beam.

Đáp án chính xác

B. The laser is a device which concentrates light waves and an intense light beam.

C. Laser is a device concentrates light waves into an intense light beam.

D. The laser is a device to concentrate light waves to an intense light beam.

Trả lời:

verified Giải bởi Vietjack

Đáp án A

Các đáp án còn lại sai ngữ pháp và ‘Laser’ chưa xác định nên không dùng ‘the’

Dịch: Laser là 1 thiết bị tập trung sóng ánh sáng thành 1 chùm sáng cường độ cao.

Câu trả lời này có hữu ích không?

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