电子课程

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了解地球的历史以及生命是如何在地球上发展的。

了解本生灯的结构和使用。

了解脊椎动物，它们的特征和分类。

了解怀孕和分娩。

In this lesson, you are going to learn useful vocabulary for rooms and furniture.

In this lesson, we are going to learn some classroom objects and classroom instructions.

This digital lesson is all about free time activities and words we use to talk about them.

In this lesson, you will learn how to use the verb to be and also how to say countries and nationalities in English.

了解一下世界历史上最积极的榜样之一——甘地！

你是否曾想过在钉钉子时该选择多大的锤子？

这节课将帮助你在最初混乱的银行世界中导航。

In this lesson, we are going to learn weather vocabulary.

This digital lesson teaches you how to form and use the Past Perfect Simple correctly.

In this lesson, you are going to learn some vocabulary related to animals that you keep at home as pets.

这节课涉及材料的磁性特性介绍。

Explore vocabulary for sea animals in this digital lesson.

Learn and practise the third conditional in this digital lesson.

本课涉及恒定加速度运动的描述。

在本课中，您可以学习与直流电路相关的基本关系。

本课介绍固体材料和液体的热膨胀。

如何保持健康的生活方式？

本课讲述地球与其附近运动物体之间的相互作用

本课讲述质量测量和加速参考系

In this lesson, you are going to learn how to talk about obligation and prohibition.