【評論主題】The elevator was _____________ , so everyone had to take the stairs.(A) off and on(B) up and down(C)

【評論內容】up and down 來回地，上下地；off and on 偶而

【評論主題】The elevator was _____________ , so everyone had to take the stairs.(A) off and on(B) up and down(C)

【評論內容】up and down 來回地，上下地；off and on 偶而

【評論主題】49. The movie I saw last night was simply a waste of time. I _____ home watching television instead.

【評論內容】有應該做而沒做的意思 should have p.p

【評論主題】The elevator was _____________ , so everyone had to take the stairs.(A) off and on(B) up and down(C)

【評論內容】up and down 來回地，上下地；off and on 偶而