国家开放大学电大理工英语3形考任务五试题及答案 最新国家开放大学电大理工英语 3 形考任务五试题及答案 一、理解：下而的短文，根据文章内容从 A 、 B 、 C 、 D 三个选项中选出一个最佳选项。 While there are still many people who dont feel comfortable using a credit card to buy over the Internet, e-comnierce is absolutely here to stay. If you take a few precautions buying over the Internet can actually be safer than using your credit card in a restaurant. Just as you should notice your surroundings and suspicious-looking people when withdrawing （提取）money from an ATM, you
