Chủ nhật, 12/05/2024
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Câu hỏi:

17/07/2023 29

The word “it” refers to_________.

A. dental floss

B. bacteria

C. removal of plaque 

Đáp án chính xác

D. plaque

Trả lời:

verified Giải bởi Vietjack

Đáp án C

Giải thích: Từ "it" dùng để chỉ_____

    A. chỉ nha khoa           B. vi khuẩn                 C. loại bỏ mảng bám   B. mảng bám

Dẫn chứng: It also makes the surfaces of the teeth more accessible, enabling saliva to neutralize acid and remineralize lesions.

Chọn C

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