但是截止目前，竞选活动的展开一直很缓慢。

But so far the campaign has been slow to develop.

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对于基础教育重要组成部分的幼儿园教育来说，合作学习活动的展开更是必不可少。

In regards with kindergarten education, an important part of the education, cooperative-learning activities commence is essential.

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与此同时，庐山在被渐进式的开发过程中，始终伴随着寺庙、书院和旅游活动的展开。

At the same time, the activities of temples, academies and tourism were also extensively involved in the progressive development of Lushan.

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