1过去式：bought
过去式题目：
1. She _bought_ (buy) an English dictionary for me. 她给我买了一本英语词典。
2. I _bought_ (buy) the car from the store for cash. 我用现金从这家商店买下这辆汽车。
3. He _bought_ (buy) his angry wife some flowers, but she refused to be mollified. 他买了一些花送给生气的妻子，但未能平息她的怒气。
4. I _bought_ (buy) the novel in that bookshop. 这本小说是我在那家书店买的。
5. I like the mountains. That is why I _bought_ (buy) it. 我喜欢这山脉。那就是我买它的原因。
2过去分词：bought
过去分词题目：
1. She could take the handicraft cups that they had _bought_ (buy) in Uruguay with her. 她还可以带上他们在乌拉圭买的手工制作的杯子。
2. He said the information was used only to verify the accuracy of data that it had _bought_(buy) from other vendors. 他说，这些信息只是用来核实从其他供应商购买的数据的准确性。
3. I'd get home and swear I had _bought_ (buy) Italian bread only to find a loaf of fat-free wheat bread. 我会把面包买回家然后赌咒发誓我买了意大利面包，结果却发现是一块没有脂肪的小麦面包。
4. The only thing I learned was that she liked to paint, and so I had _bought_ (buy) her pens and paper, since all of hers were lost. 我唯一知道的事就是她喜欢画画，但她失去了她所有东西，因此我为她买来了纸和笔。
5. The insurance company said she had _bought_ (buy) the insurance when she was suffering from the backache, not after. 保险公司称，杨燕在购买保险之时就已患上腰痛，而并非购买保险之后。
