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洗牙是維持口腔健康不可忽視的重要步驟,而牙石則是許多人忽略的口腔問題之一。當牙菌斑長時間附著在牙齒表面,便會逐漸硬化形成牙石,不但影響外觀,更可能引發牙齦炎、牙周病及口臭等問題。根據香港口腔健康促進科資料,定期洗牙能有效清除牙菌膜、�

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The Single Best Strategy To Use For 英文 level 3

"The event of recent health care technological know-how has produced it attainable to effectively handle quite a few conditions that were once tricky to overcome."最後,寫作能力同樣不可忽視。考生需要能夠撰寫簡單的句子和段落,並能夠清晰地表達自己的思想。這要求考生:A: 保持冷靜,專注於能理�

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