The proportion of pre-school age constitute the highest proportion of total, up 52.5%.

在年龄构成比例上学龄前期占的比例最高，达52.5%。

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He will begin by increasing awareness of the need to improve education for children of pre-school age.

学龄前儿童的教育需要得到改善，因此，他将首先提高社会对这一点的认识。

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AIM: gait characteristics in children of normal pre-school age of small sample is detected and analyzed by the visual press gait analysis system.

目的：应用视频压力式步态分析系统检测和分析小样本正常学龄前儿童的步态特征。

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The teachers work with youngsters ranging from pre-school age to 19.

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"My perception in the school-age range and pre-school-age range was that how the at-home parent is doing is most predictive of how the child is coping, " Davis said.

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Christine Jenkins is an ex-patriot American who believes being bilingual is essential for living in Europe, and that pre-school is the crucial age to start.

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