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。