The guarantee system is key to smoothly implementing flexible learning system in secondary vocational school.

研究者们至今对自学考试是考试制度、教育制度还是学习制度，仍存在争议。

youdao

The guarantee system is key to smoothly implementing flexible learning system in secondary vocational school.

研究者们至今对自学考试是考试制度、教育制度还是学习制度，仍存在争议。

youdao