— I think the man over there must be Bob.— It be him. He has gone to England.A. can’tB. m

问题补充：

— I think the man over there must be Bob.

— It be him. He has gone to England.

A. can’t

B. mustn’t

C. couldn’t

D. shouldn’t

答案：

(答案→)A. can’t

B. mustn’t

C. couldn’t

D. shouldn’t

解析：根据后文的内容He has gone to England.可知答案为A