翻译以下短语并完成句子 1.turn to sb. for help ____ 2. turn to Page 20____ 3. turn to the English dictionary _____ 4. He often____me when he is in trouble. 当他遇上麻烦时常常向我求助. 5. After he left the university he became a teacher, but later ____ joumalism 大学毕业后,他当了老师,但后来转向了新闻业. 6. Their talk____the change that had taken place in the city. 他们的话题转到城市发生的变化.