Paraphrase the sentences given below, replacing the adverbial clauses by the necessary form of participle I or II. 1. When my son wrote compositions, he always forgot about punctuation marks. 2. When Patrick looked up, he saw the teacher standing over his desk. 3. The Drakes were travelling in the East when they met Paul and his new wife. 4. The student made a lot of phonetic mistakes when she was reading the poem aloud. 5. The boys were playing in the street when they heard their mother call them. 6. I got my lunch which was waiting for me in the kitchen. 7. He pointed to the ship which was standing in the harbour 8. The man who bent over the patient is the chief surgeon of the hospital. 9. Philip, who was smoking a cheap cigar, observed the boy closely. 10. Jack almost dropped the leather bag on which he had been writing.