The writer, as one participant of the experimental task, has done a great deal of practical job to test and prove the "course standard".

笔者作为实验课题的参与者之一，对《课程标准》的验证作了大量的实际工作。

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If anything the U.S. Task Force has done has given this child one year of peace and happiness, then my stay here has been worth it and I can count my blessings this Thanksgiving Day.

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Doing a task the way it has always been done was the accepted method of doing good work.

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It usually produces the best results in a crisis situation, when someone has never done the task before, or when they have little or no confidence in their ability to get it done.

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