Sure, here are the questions for the underlined parts:

1. There is a dog in the house.
- What is in the house?

2. There are two dogs in the house.
- How many dogs are there in the house?

3. We'd like to go there.
- Where would you like to go?

4. The man drinks milk every day.
- What does the man drink every day?

5. She goes jogging every morning.
- When does she go jogging?

6. He plays badminton twice a week.
- How often does he play badminton?

7. They go to the movies once a month.
- How often do they go to the movies?

8. Sea Games takes place every two years.
- How often do Sea Games take place?

9. Long usually goes climbing.
- Who usually goes climbing?

10. We always play badminton after school.
- When do you always play badminton?

11. We always play badminton after school.
- What do you always play after school?

12. We always play badminton after school.
- Who always plays badminton after school?

13. Long plays badminton after school.
- Who plays badminton after school?

14. Mai doesn't play badminton after school.
- Who doesn't play badminton after school?

15. The boys are playing soccer over there.
- What are the boys playing over there?

16. The dictionary is 200,000 dong.
- How much is the dictionary?