A team of high qualified teachers is the basic condition for the promotion of quality education.

建设高质量的师资队伍，是全面推进素质教育的基本保证。

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For that they would need high quality teaching materials, more qualified teachers and more tailored made teaching methods.

这就需要更加优质的教材、合格的师资和适合当地的教学方法，可以说挑战在增加，任务更艰巨。

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Therefore, we should explore a suitable way of teachers group improving from the goal of building high-level double-qualified teachers.

因此应从建设高标准“双师型”教师队伍的目标出发，探索适应办学实际的教师队伍建设模式。

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However, the educational sector is still bedevilled by huge challenges, including shortages of qualified teachers, learning materials and classrooms as well as high rates of poverty.

UNESCO: Country Profile: Sierra Leone