Dưới đây là các câu tương đương:

1. No one has tidied this room for 3 months.
→ **This room has not been tidied for 3 months.**

2. Although Judy was severely disabled, she participated in many sports.
→ **Despite being severely disabled, Judy participated in many sports.**

3. This will be the orchestra's first performance outside London.
→ **This will be the first time the orchestra performs outside London.**