Inordertobetterknowaforeignlanguage,fourthingsarenecess...
问题详情：Inordertobetterknowaforeignlanguage,fourthingsarenecessary.Firstly,wemustunderstandthelanguagewhenwehear 56 spoken.Secondly,wemustbeabletospeakitcorrectlywithconfidence. 57 ,wemustbe...