---Whydidn'tyoubuyanybreadwhiledoingshoppingyesterdayev...

问题详情：

---Why didn't you buy any bread while doing shopping yesterday evening?

---Sorry, ______________.

A. I forget               B. I forgot                    C. I had forgotten          D. I have forgotten

【回答】

知识点：一般过去时及其被动式

题型：选择题