have done的音標是[h?v d?n]，基本翻譯是“已經完成”，速記技巧是“ha唯獨恩”。

have done的英文詞源是：

- 詞源：have/had/having + done

- 詞源：have/had/having 是助動詞，表示擁有或完成某事，done 是過去分詞，表示完成的事情。

變化形式：have done 的變化形式為 have been done，表示某事已經完成或發生。

相關單詞：

- complete：完成，完全；詞源同complete。表示完成某事，達到完全狀態。

- finish：結束，完成；來自古代英語中的動詞 finish，意為結束工作。表示完成某項工作或任務。

- achieved：取得，完成；來自 achieve，意為達到目標或實現目標。表示成功地完成某項任務或目標。

- accomplished：完成，實現；來自 complete 的過去式和過去分詞形式。表示已經完成或實現某項任務或目標。

- accomplishedness：完成度，熟練度；由 accomplished 派生而來，表示完成某項任務或目標的熟練程度。

以上這些單詞都與 have done 有著密切的聯系，它們都表示完成某項任務或目標的意思。這些單詞在英語中廣泛使用，并被用來描述各種情況下的完成狀態和程度。

常用短語：

1. have finished

2. have done well

3. have done some research

4. have done some reading

5. have done some exercise

6. have done well in

7. have done a lot of work

例句：

1. I have finished my homework and now I can watch TV. （我已經完成了作業，現在可以看電視劇了。）

2. He has done well in his studies and is now preparing for his future career. （他在學業上表現不錯，現在正在為未來的職業生涯做準備。）

3. They have done some reading about the topic and now they are discussing it in class. （他們已經閱讀了一些關于這個話題的材料，現在正在課堂上討論。）

4. After doing some exercise, I feel much better and more energetic. （做完一些運動后，我感覺好多了，更有活力了。）

5. I have done a lot of work this week and now I am ready to relax and unwind. （這周我做了很多工作，現在我準備放松一下，放松身心。）

6. We have done a lot of research on this topic and now we are ready to present our findings to the class. （我們對這個話題做了很多研究，現在我們準備向班級展示我們的研究結果。）

7. After having done some volunteer work, I realize the importance of helping others and making a difference in their lives. （在做了志愿者工作之后，我意識到幫助他人和改變他們生活的重要性。）

英文小作文：

Doing things for others is a great way to make a difference in their lives, but it can also be a very rewarding experience for you as well. When you help someone in need, you feel a sense of accomplishment and satisfaction knowing that you have made a positive impact on their life. At the same time, doing good deeds can also bring you joy and happiness, which can help you feel more connected to others and the world around you. So, if you have the chance, try to do something nice for someone today and see how it makes you feel. You might be surprised by the positive impact it can have on your life as well as that of others.