在面授學習時讓孩子們廣泛並正確的使用口罩, 我們公認是對學生最好的方式。

Title from PDF caption (viewed on August 30, 2021)., This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes., Mode of access: Internet from the Oregon Government Publications Collection., Text in Chinese.
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This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.