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英语作为第二大语言，在许多应用场合都需要用到英语来交流，比如从事外贸工作与老外的交流，如出国留学、如一些国际交流场合等，对于我们国人来说学好英语不难，但是要说出一口纯正的英语还是有些难度，我... [查看详情]