问题补充:
--- Can you tell me whom the play in the 1990s?
--- Sorry, I don’t know.
A. was written by
B. was written
C. is written
D. 1s written by
答案:
(答案→)A. was written by
B. was written
C. is written
D. 1s written by
解析:句意:你能告诉我这个剧本是谁在九十年代写的吗?——抱歉,我不知道。结合语境可知从句中描述的是过去发生的动作,故用一般过去时态。从句主语是动作对象,故用被动语态,选A。