It's difficult to the discussion with all this noise around us.
A. carry about
B. carry on
C. carry off
D. carry away
网友回答
A. carry about
(答案→)B. carry on
C. carry off
D. carry away
解析：本题考查动词短语。句意：因为我们周围的噪音很难进行讨论。carry on “继续进行”，合题意。carry about 随身携带；carry off 夺走；carry away 拿走，掠走。