It is good to stop all study activities for one full day.

星期六一整天停止一切学习活动是有益的。

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It's no easy task to strike a balance between study and after-school activities.

在学习和课外活动之间取得平衡并非易事。

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A study shows the students who are engaged in after-school activities are happier than those who are not.

一项研究表明那些参加课后活动的学生比不参加的学生更快乐。

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In December, the publication Social Indicators Research reported on a study of activities that help lead to happy lives.

VOA: special.2009.03.10

Professor Bartemeus says the study shows how human activities in the natural environment can change the travels of other organisms.

VOA: special.2010.03.02

In December,the journal Social Indicators Research published a study of activities that help lead to happy lives.

VOA: special.2009.02.11

Onboard course work will be augmented with shore-based study and field activities at each port of call.

CNN: 'Scholar Ship' ready to set sail

This study lies under the activities of the Broadcast Archive Forum which was established in 2008 under the auspices of SABA as a sub-committee of the association.

UNESCO: MEDIA SERVICES

Research for the Department for Education and Skills (DfES) had shown that children doing out-of-school activities and study support did better than expected in terms of their educational attainment, attitudes and attendance.

BBC: NEWS | UK | Education | Money idea for children in care