【評論主題】17. Observe the allophones of /p/ in English for the following words: personal, persecute, petunia,

【評論內容】按照選項分類可將題幹單字分別整理如下:（有錯歡迎指正）

【評論主題】16. The allomorphs of the plural morpheme are determined by the last sound of the singular noun to w

【評論內容】

(C) There is a schwa insertion process as schwa is inserted preceding a word-final /d/ that follows a morpheme ending in a velar stop.