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V/

1. She asked Minh if he could speak Spanish. 

2. Thanh asked her teacher if she would finished her exercise at home. 

3. Nien asked Hoa if she had many new friends. 

4. My friend asked me if I was going to leave the next day. 

5. They asked us if we had to go then. 

6. I asked Nam if he was free that night. 

7. She asked the tourists if they knew the way to the station. 

8. John asked Nhi if Phong Nha Cave was in southern Vietnam. 

9. The visitors asked if they could take photos. 

10. Daniel asked Jim if there was a cafe nearby. 

II/

1. He asked me not to forget to post the letter. 

2. Nhi said that she was visiting Hoi An then.

3. The customs officer asked me if I could open my bag. 

4. Johnny said that she didn't know how to do that exercise. 

5. She said that she had to stay at home the next day. 

6. Hoa asked Tim if he liked that place and he said he didn't. 

7. The man said to Nam that the clock would never work again if he tried to repair it. 

8. The teacher asked Nga if Mount Everest was the highest mountain in the world and she replied it was. 

9. Hoa asked Nga if she was going to visit Phong Nha Cave.

10. Jane asked Tim to send her a postcard when he arrived in Paris.