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最佳答案：She thought that It is her responsibility to help the students who are in troubl
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最佳答案：Dear editor,I have some concern about some problems.Because of my poor mandarin,
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最佳答案：1.When you encounter difficulties in learning, don't give up.2.We are proud of o
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最佳答案：My family are very excited about the trip to ShanghaiIf it is difficult for you
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最佳答案：1 .everybody likes a christmas present ,so do not feel frustrated 2 .i .After al