試卷名稱:115年 - 115 新制多益聽力測驗第四回#137546
年份:115年
科目:新制多益聽力(TOEIC Listening)
45. What does the man suspect is the problem?
(A) A machine needs lubrication.
(B) A belt is broken.
(C) The power supply is unstable.
(D) The workers are not wearing earplugs.