国开《管理英语1》单元自测6（预备知识：Unit 6;10分） 形考试题 【题目】— — The round-trip air fare for a person is only $188. How much does the airplane cost? How much does the trip cost? What is the exact air fare? 试题来源管理英语1 查看整套课程试卷 此内容查看价格为0.2金币，请先登录如有问题，请联系微信客服解决！
