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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

Hold up

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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The two main meanings of hold up depend on how the sentence works. When something holds up a person, event, or task, it causes a delay. When an object, material, or argument holds up, it stays strong, remains reliable, or continues to seem true under pressure.

A computer system failure held up morning check-ins at the medical clinic.
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