| 标题 | have been to是什么时态 |
| 范文 | Staff have been retrained to use the new technology. 为使员工学会运用新技术，对他们进行了再培训。 Several computer engineers have been contracted to the finance department. 有几位计算机工程师与财务部门签订了合同。 I must have been insane to agree to the idea. 我肯定是犯傻了，居然同意了这个想法。 Six theatre companies have been selected to take part in this year's festival. 已选定六个剧团参加今年的`戏剧节。 A number of people have been employed to deal with the backlog of work. 已雇来一些人处理积压的工作。 上一篇：复合麻醉的名词解释是什么 下一篇：常用的和up组成的短语 |
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