Av 9 giải giúp mình vs ạ, giải thích luon ạ

1. 'Why do I have to conduct this research?" she asked me. → She asked me 2. "When are going to submit your research paper?" my teacher asked me. → My teacher asked me 3. Losing weight is not easy as putting on weight. → Losing weight . 4. He has a very important job. He hasn't particu ...