1. He said that he could speak four languages.
2. Nam asked Thu if she liked playing volleyball.
3. were → was ; by they → by them (hoặc bỏ by them cũng được, như thế sẽ tránh bị sai vì lỗi không quan trọng nhé)
- $Answered_{}$ $by_{}$ $thieukhue_{}$ -