Language teaching is a process with the purpose of improving students' communication ability.
语言教学是以提高学生语言交流能力为目的的教学过程。
This investigation provides the scientific base for improving students' health and school health care.
本调查为增进学生健康、改进学校卫生保健工作提供了科学依据。
This investigation provides the scientific base for improving students' health and school health care.
本调查为增进学生健康、改进学校卫生保健工作提供了科学依据。
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