Between two patterns of English instruction, the paper attempts to explore the more effective one in current distance education both theoretically and practically.

本文从理论和实践两方面探讨比较了远程英语教学中两种模式的优缺点和各自的教学特征。

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But current distance education resources can't be totally Shared and the teaching system is short of intellectualization.

但目前的远程教学资源可共享性差，教学系统缺乏智能性。

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Is its current flyby distance a problem for radar astronomers?

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If and when they do, there is a chance DC could become the preferable current for long distance.

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If they do, DC could become the preferred current for long distance.

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