Dưới đây là các câu hỏi được chuyển thành câu reported speech (lời nói gián tiếp):

1. **How big are the classes?**
→ He asked Lan **how big the classes were**.

2. **What sorts of food do they serve?**
→ Lan asked me **what sorts of food they served**.

3. **How long are you staying here?**
→ Lan asked me **how long I was staying there**.

4. **What are you going to study?**
→ He asked Lan **what she was going to study**.

5. **What kind of sports do you like best?**
→ He asked Lan **what kind of sports she liked best**.

6. **What do you think of the canteen coffee?**
→ Lan asked me **what I thought of the canteen coffee**.

7. **What’s the name of the college?**
→ He asked Lan **what the name of the college was**.

8. **How many students are there in the college?**
→ He asked Lan **how many students there were in the college**.

9. **Who is the headmaster?**
→ Lan asked me **who the headmaster was**.

10. **What country do you come from?**
→ He asked me **what country I came from**.

11. **How long do you stay here?**
→ Lan asked me **how long I stayed there**.