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Câu hỏi:
Find the mistake: It is necessary and required that dental technicians and others who work with X-rays limit his exposure to these high penetrating rays.
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A.
high
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B.
and required
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C.
his
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D.
and others
Lời giải tham khảo:
Đáp án đúng: C
Kiến thức: Tính từ sở hữu
Giải thích: “dental technicians and others” là danh từ số nhiều
→ Sửa “his” thành “their”
Tạm dịch: Điều cần thiết và bắt buộc là các kỹ thuật viên nha khoa và những người khác làm việc với tia X phải hạn chế tiếp xúc với các tia xuyên thấu cao này.
Hãy trả lời câu hỏi trước khi xem đáp án và lời giải -
A.
Câu hỏi này thuộc đề thi trắc nghiệm dưới đây, bấm vào Bắt đầu thi để làm toàn bài
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