单选题
编号：2579176
1.Whenstudentslearn\"apple,orange\",theteachergivesstudentsanotherword\"fruit\"．
Whichprincipledoestheteacherfollowinhis/hervocabularyteaching?
- A.Word-choiceprinciple．
- B.Presentationprinciple．
- C.Cultureprinciple．
- D.Systematicprinciple．