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最佳答案：Last July, I went to Yunnan Province with my sister to enjoy my summer vacation.
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最佳答案：I am currently travelling in Yun nan.It is a very nice season at the moment,and
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最佳答案：Dear Mary:I am so glad to receive your letter and know that you going to pay a v
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最佳答案：Hello,Tom,it's pleased for you to visit yunnan where are the pretty place to vis
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最佳答案：Since our firm organized a trip to Yunan on Sept 13th to the 19th, so, between t
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最佳答案：1100因为单程是2.35千米，所以来回就是2.35×2=4.7千米，来回共有188个吊窗，可求出每个吊窗间的距离，小明入谷时乘坐的是45号吊窗，当他和145号
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最佳答案：（1）该首饰的密度：ρ=mV =90g10 cm 3 =9g/cm 3＜10.5g/cm 3，所以不是纯银做成的；（2）纯银做成的一个同样大的首饰的质量：m=ρ
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最佳答案：Dear Zheng:i hope you happy when reading this letter.I have just received a phon
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最佳答案：1It's said that, those internationalstudent will go to Yunan for journey.2 The c