The majority of secondary schools do not have active programs to support them.

大多数中学没有积极举措支援他们。

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Vegetation is Laiyuan County of North China flora, the majority of existing vegetation for irrigation in the bushes, followed by natural secondary forest and plantation, forest coverage is 18.24%.

涞源县植被属华北植物区系，现有植被大部分为灌草丛，其次是天然次生林和人工林，森林覆盖率为18.24%。

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Streptomyces produce a wide variety of secondary metabolites including the majority of known antibiotics.

链霉菌生产多样的二次代谢物(包括大多数的抗笙素)，因此是非常重要的工业微生物。

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We've got to get in to the (interjection) the vast majority of secondary schools in places like this city, we need to improve standards, we need to introduce rigor in to the exam system.

BBC: NEWS | Programmes | Politics Show | Jon Sopel interview

Yet a child in the last grade of primary only has at best a 75% chance of making the transition to lower secondary school in about 20 countries around the world, the overwhelming majority of which are in sub-Saharan Africa.

UNESCO: EDUCATION

Cumbria County Council said 13 primary schools and five secondary schools would be shut, although the majority hope to reopen on Tuesday.

BBC: Cumbria flood bridges facing safety checks