The driver was at loss when word came that he was forbidden to drive for speeding.A. a;/ B

问题补充：

The driver was at loss when word came that he was forbidden to drive for speeding.

A. a;/

B. a;the

C. the;the

D. /；/

答案：

(答案→)A. a;/

B. a;the

C. the;the

D. /；/

解析：本题考查习惯用语，be at a loss为“茫然不知所措”，word 作“消息”讲时是不可数名词，不用冠词。