He wants to be a policeman. That’s his .A. work B. dream C. future

问题补充：

He wants to be a policeman. That’s his .

A. work B. dream C. future

答案：

解析：句意：他想成为警察。那是他的梦想。A. 工作（不可数） B. 梦想 C.将来 根据句意，当警察是他的梦想。故选B.