【多选题】Which of the following letters can be pronounced as /f/ in English words?
【单选题】所有类型的甲状腺功能减退症均需补充( )
【单选题】_______ refers to the study of the internal structure of words and the rules of word formation.
【简答题】Match the words 1–6 with the definitions a–f.A. agendaB. diaryC. proposalD. expensesE. deadlineF. venue