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【热身练习】 请用when 或while完成下列各句： 1. Kate was singing an English song her mother was reading an even......
Welcome to this short tour of London. In this square we are standing in the middle of London. Opposite(对面) is the Nati......
1. 下列各句中，加点的词语运用正确的一项是 A. 精神的炼金术能使肉体痛苦都变成快乐的资源。于是，烧了房子，有庆贺的人；箪食壶浆，有......
