Teacher's aides need to prepare materials, help children finish activities and create a safe environment.

助教需要准备材料，帮助孩子完成活动并营造安全的环境。

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Prepare materials for visa application, and collect other related materials.

准备签证材料，整理其他相关资料。

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To prepare materials for production and make purchasing order according to the inventory;

准备产品生产所需的物料，根据库存制定采购订单；

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Coordinate and prepare materials for the promotion and mediatisation of these activities.

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But GSK was allowed to prepare the materials for the Duke reanalysis, undermining the independence of the process.

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Prof van der Meer says the bacterial-based kits cope well with multiple samples, require fewer materials than standard chemical testing field kits, and are easy to prepare.

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