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最佳答案:Now, more and more students to use on the phone. However, high school students i
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最佳答案:as far as use of moble phones are forbidden when we drive the vehicles,different
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最佳答案:I'm glad to attend the winter vacation English winter activityI think this oppor
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最佳答案:The environment friendly ICT provides a good chance for reducing the carbon foot
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最佳答案:Most students use the network to provide opportunities for independent study,exe