Iwalkedslowlythroughthemarket,wherepeople       allkin...

问题详情：

 I walked slowly through the market, where people        all kinds of fruits and vegetables. I studied the prices carefully and bought what I needed. A. sell                          B. were selling              C. had sold                   D. have sold

【回答】

B

知识点：过去进行时及其被动式

题型：选择题