You can use a large plastic bottle, cut off, as a pot to grow flowers in.
A. the top is
B. the top of which
C. whose top
D. with its top
网友回答
A. the top is
B. the top of which
C. whose top
(答案→)D. with its top
解析：考察with复合结构。本句中两个逗号之间是一个with的复合结构。如果使用定语从句，则使用the top of which is cut off。句意：你可以使用一个大的塑料瓶，作为罐子来养花，瓶子的底部被切掉。故D正确。