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完型填空Howwouldyouusearadiooratelephoneifyouhadnoelectrici...
问题详情:完型填空Howwouldyouusearadiooratelephoneifyouhadnoelectricityorbatteries?These1bothered(使烦恼)BritishinventorTrevorBaylis.Soin1996he 2 awind-up(装有发条的)radio.Itdoesn'tneedelectricityorba...
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