Colleagues fall ill, to visit him. It is natural that sitting on his bed, and then go home and wash hands carefully.

同事生病时，去探望他。很自然地坐在他病床上，回家再认真洗手。

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To fall ill, then the performance of poor academic performance, reduced ability to work, often late, leave early, or with classmates, colleagues dispute.

要犯病时，则表现为学习成绩下降，工作能力降低，经常迟到、早退，或与同学、同事发生争执。

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