Make one sentence out of two sentences. Use the complex object. 1. He learnt a lot. His mother wanted him to do it. 2. She was playing a violin. I heard it. 3. I'd like to go to Moscow. My parents let me do it. 4. I'm going to read more special books. My teacher advised me to do it. 5. I'll have dinner with Jane. She wants me to do it. 6. I was climbing a high tree. My mother saw it. 7. He is a devoted friend. I know it. 8. Paul was singing in the bathroom. I heard it.