Помогите сделать 5 предложений на complex object

1. We noticed the woman enter the house through the back door. 2. I saw them walk along the road.3. I did not hear her say this because she spoke in a soft voice.4. Mother wants me to get good marks at school. 5. We know him to speak Spanish well.6. Would you like me to help you with Math?7. The teacher expected the students to hand in the tests at once.8. I like you to smile. 9. I would prefer you to return home by taxi. It’s late