求翻译：First,we should esercise often to build up our bodies .Second,we should keep our rooms ciean and the air fresh all the time.Third,we should wash our hands and chang our clothes often .And we'd better not go to crowded places.Finally we must go to see a doctor at once when we have the flu.是什么意思？

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We should often esercise First, to build up our bodies, we should keep our Second . ciean rooms and the fresh air all the time, we should Third . and wash our hands often Chang our clothes And . We ' d better not go to crowded places Finally . We must go to see a doctor at once when we have the flu.

First,we should esercise often to build up our bodies . Second,we should keep our rooms ciean and the air fresh all the time. Third,we should wash our hands and chang our clothes often . And we'd better not go to crowded places. Finally we must go to see a doctor at once when we have the flu.

First,we should esercise often to build up our bodies . Second,we should keep our rooms ciean and the air fresh all the time. Third,we should wash our hands and chang our clothes often . And we'd better not go to crowded places. Finally we must go to see a doctor at once when we have the flu.