undertake
美 [.ʌndər'teɪk] 
英 [.ʌndə(r)'teɪk] 
- v.承担;从事;负责;承诺
 - 网络着手做;保证;担任
 
第三人称单数:undertakes  现在分词:undertaking  过去式:undertook  过去分词:undertaken  
undertake
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1.  | ~ sth 承担;从事;负责to make yourself responsible for sth and start doing it  | 
to undertake a task/project 承担一个任务╱项目  | |
University professors both teach and undertake research . 大学教授既要教学又要从事研究工作。  | |
The company has announced that it will undertake a full investigation into the accident. 公司已经宣布将对这次事故进行全面调查。  | 
2.  | ~ to do sth.~ that… 承诺;允诺;答应to agree or promise that you will do sth  | 
He undertook to finish the job by Friday. 他答应星期五之前完成这一工作。  |