用戶【Nan】點評問題和點評內容

【評論主題】28. He needs exercises to _________ his strength.(A)live up(B)build up(C)let up(D)set out

【評論內容】

To 1F: 

let up : 讓...上來(去); 變小, 減弱, 變慢, 停止

let on : 洩漏秘密 

【評論主題】28. He needs exercises to _________ his strength.(A)live up(B)build up(C)let up(D)set out

【評論內容】

To 1F: 

let up : 讓...上來(去); 變小, 減弱, 變慢, 停止

let on : 洩漏秘密