Trắc nghiệm: The author of the passage states that the amount of acid produced by the bacteria in your saliva increases __________. | Gửi trắc nghiệm |
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The author of the passage states that the amount of acid produced by the bacteria in your saliva increases __________.
" có trong những liên kết dưới đây, nhấp chuột để xem chi tiết:Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions. The cause of tooth decay is acid, which is produced by bacteria in the mouth. The acid removes minerals ... (Tiếng Anh - Lớp 12)
Phạm Văn Phú - 04/09/2024 16:51:17
Thưởng th.1.2025
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