英语作文两篇
how to prevent the flu how to prevent the flu? do you now? the flu is spreading quickiy among people.it's important for us to what should we do to prevent it. first,we should exercise often to build us up. second, we should keep our rooms clean and the air fresh all the time. third, we should wash our hands and change our clothes often. finally, we had better not go to croeded&
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