— The water was left running all night long. — It seemed that John . He was the last to do

问题补充：

— The water was left running all night long.

— It seemed that John . He was the last to do some washing.

A. should be blamed

B. was to blame

C. had been blamed

D. was to be blamed

答案：

A. should be blamed

(答案→)B. was to blame

C. had been blamed

D. was to be blamed

解析：考查固定搭配。固定搭配be to blame应受责备；该句型用主动语态来表示被动的含义。句意;—水杯留在整晚都流淌着。—似乎John应该受到责备；因为他是最后一个洗的人。根据句意说明B正确。