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最佳答案：Dear Jane CostaI've just returned from London. I'm so excited that I must expres
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最佳答案：Suppsoe you are Li Hua, how would you tell Peter, your English friend, the way t
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最佳答案：Know that you want to learn Chinese, I am very happy! give you some tips! ~ 1. J
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最佳答案：我建议Global Mirror周报能够刊登一些指导我们英语学习的文章.此处"刊登"
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最佳答案：1、3人同时译出此密码的概率P(X=3)=0.35*0.30*0.25= 0.026252、至多2人译出此密码的概率P(X≤2)=1-P(X=3)=0.9737
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最佳答案：你好Dear Tom,I am glad to receive your letter, knowing that you wonder how to make
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最佳答案：It is my pleasure to have your attention.Today,the topic of my speech is what we