【题目】It would be a good idea to use a plastic bottle, ______ cut off, as a container to grow young plants in.
A. of which the topB. the top isC. the top beingD. with its top
在线课程【答案】D
【解析】
考查with复合结构。句意：用一个顶部被剪掉的塑料瓶来盛放幼苗，是个好主意。这里是with复合结构，“顶部”和“减掉”之间是被动关系，用with + 宾语+ 过去分词，故选D。