国开《商务英语3》单元自测1（形考占比10%） 形考试题 【题目】Before I came to America, I __________as an executive secretary with a trading company for one year in Britain. am working had worked has worked 试题来源商务英语3 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！
