Chuyển từ câu trực tiếp sang câu gián tiếp :
1. " What do you do , Miss Hien ? " Linh said. " I work for a hospital in this city ," Miss Hien said.
2. " How can you improve your English ? " they said to us . " We will spend more time on it ."
3. " Who often helps you with your homework ?" Hien said me . " It is my father ."
4. " Are you going to be in grade 9 next year ? " Mr. Phong said to the children . " Yes , we are ."