Dưới đây là phần điền đại từ chủ ngữ hoặc tân ngữ phù hợp:

1. This is my sister. **She** is a doctor. (She/Her)
2. I have a dog. I take **it** for a walk every morning. (It/Its)
3. Could you help **me** with my homework? (Me/I)
4. **We** are very happy today. (We/Us)
5. I saw Jack and Anna yesterday. I talked to **them** for a long time. (They/Them)
6. That’s Mr. Brown. Do you know **him**? (Him/He)
7. Sarah loves playing the piano. **She** plays it every afternoon. (She/Her)
8. My friends and I are going to the park. Would you like to join **us**? (We/Us)
9. This is my book. Please give it back to **me** when you finish. (Me/I)
10. They are very kind people. **They** helped me a lot. (They/Them)
11. My mother is cooking dinner. **She** always makes delicious food. (She/Her)
12. I’ve lost my pen. Have you seen **it**? (It/Its)
13. Peter is my best friend. I can always rely on **him**. (He/Him)
14. We are going to the beach tomorrow. Would you like to come with **us**? (We/Us)
15. John is studying hard because **he** wants to pass the exam. (He/Him)
16. Could you give **me** a call when you arrive? (Me/I)
17. I saw Mary at the store. I waved at **her**. (She/Her)
18. The cat is hungry. Let’s give **it** some food. (It/Its)
19. My parents are on vacation. **They** are enjoying their time. (They/Them)
20. This is my bike. Don’t ride **it** without asking me. (It/Its)
21. We have finished the project. The teacher congratulated **us**. (We/Us)
22. I can't find my keys. Can you help **me** look for them? (Me/I)
23. Tom and Jerry are always fighting, but **they** are still friends. (They/Them)
24. The teacher asked **me** to come to the front. (Me/I)
25. My brother is very tall. **He** plays basketball. (He/Him)
26. Our neighbors are moving away. I will miss **them**. (They/Them)
27. Anna is learning French. **She** practices every day. (She/Her)
28. This is a difficult question. Can you answer **it**? (It/Its)
29. My cousins are visiting us. I’m going to take **them** to the zoo. (They/Them)
30. The sun is shining brightly. **It** is a beautiful day. (It/Its)

Hy vọng phần điền được chính xác và hữu ích cho bạn!