undertake的過去式和用法例句
undertake做動詞有承擔;從事;保證;答應等意思，那麼你知道undertake的過去式是什麼嗎?下面本站小編爲大家帶來undertake的過去式和用法例句，希望對大家的學習有所幫助!
undertake的過去式和其他時態：
過去式: undertook
過去分詞: undertaken
現在分詞: undertaking
undertake的用法：
undertake的用法1：undertake的意思是“擔任,承攬”,指將某事攬入自己的職權範圍內或就任某一職務。undertake還可指“開始着手進行某件事”。
undertake的用法2：undertake多用作及物動詞,後接名詞、動詞不定式或that從句作賓語。可用於被動結構。
undertake的用法3：undertake的過去式是undertook,過去分詞是undertaken。
undertake的過去式例句：
1. She was secretly vetted before she ever undertook any work for me.
她在爲我工作以前曾受到過祕密考查。
2. He undertook to edit the text himself.
他答應親自編輯正文的內容。
3. The lawyer undertook the case.
該律師承辦這個案子.
4. He undertook the leadership of the team.
他擔任了這個團隊的領導.
5. Next he undertook to pay off the debts.
然後,他負責償還債務.
6. She undertook to revise my compositions.
她着手批改我的作文.
7. He undertook to be here at five.
他答應五點鐘到這裏來.
8. The lawyer undertook the case without a fee.
這律師免費承辦那個案件.
9. Peter Cooke undertook to send each of us a sample contract for perusal.
彼得·庫克答應給我們每人寄送一份合同樣本供閱讀。
10. He also undertook to earmark $ 235 billion in government expenditure on infrastructure projects within five years.
同時承諾在五年內投資二千三百五十億元進行基建.
11. The space shuttle undertook a topsecret mission with a military payload under Pentagon control.
航天飛機執行一項絕密使命,使軍用酬載由五角大樓控制.
12. We undertook the task of hacking our way through the jungle.
我們負責在叢林中開路。
13. She undertook the arduous task of monitoring the elections.
她承擔了監督選舉的艱鉅任務。
14. The committees undertook a comprehensive diagnosis of the city's problems.
該委員會負責對這個城市的問題作全面調查分析.
15. Then we undertook to improve our strains of rice.
然後我們就進行稻種改革.
