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回想一下,再看答案

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先回想学过的内容,再查看解释,然后选择下次复习的时间。

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B1

Of or Off: Choose the Right Word

先写下记得的内容,再查看解释。不要填写个人信息。

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Use of to connect parts, contents, materials, and groups. It can show what something contains, belongs to, or is made of. Use off for separation, movement away from a surface, or an inactive operating state. A device that is off may still be connected to a power source.

Could you pass me that large bowl of fruit from the kitchen?
问问老师欣怡 · AI英语老师

欣怡 · AI英语老师

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