They stayed with me three weeks they drank all the wine I had.A. whichB. which timeC. du

问题补充：

They stayed with me three weeks, they drank all the wine I had.

A. which

B. which time

C. during which time

D. during which

答案：

A. which

B. which time

(答案→)C. during which time

D. during which

解析：选C。which不是修饰三个星期，而是修饰前面整个主句。句意为：他们和我呆了三个星期，（在呆了三个星期这段时间里）喝光了我所有的酒。