求翻译：如何恰到好处地布置作业，做到既能帮助学生巩固知识，又能将学生从题海中解放出来，达到学校、教师、家庭、学生四个满意的效果呢？我以为关键在于提高教师布置作业的水平，重点做到以下五个突出：是什么意思？

How right on assignments, so that both help students to consolidate knowledge, but also to students freed from the sea, to schools, teachers, families, students four satisfactory results? I think the key is to enhance the level of teacher assignments, do the following five key highlights:

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How the right to set homework, so that both can help students consolidate knowledge, but also the student from the liberated tihai, reached four schools, teachers, families, students satisfied with the work? I think that the key is to increase the level of teachers ' assignments, focused on the foll