What is the fundamental task of Foreign Language Teaching Methodology?

What is the fundamental task of Foreign Language Teaching Methodology?

FLTM examines the practices and procedures in foreign language teaching; studies approaches，methods, and techniques; and also researches principles and beliefs that underlie them.
全题共10分,答案含三点,全部答出得10分,少一点扣3分。只要意思表达出来,就可得分。如答案要点不完整,酌情扣分。如表述有语法、拼写、标点或表达等问题,也酌情扣分,但全题在这方面的扣分不得超过2分。