41. The sun, moon and stars are heavenly bodies.
　　太阳、月亮和星星都是天体。
　　42. I am boiling the milk.
　　我正在煮牛奶。
　　43. He is a bold thinker, with lots of original ideas.
　　他是个敢于思考的人，富有创新观点。
　　44. May I be so bold as to ask how old you are?
　　可否冒昧问一下您多大年纪？
　　45. He broke a bone in his leg.
　　他摔断了一根腿骨。
　　46. That student lost his book yesterday.
　　那个学生昨天丢了书。
　　47. You'll have to book early if you want to see that fashion show.
　　你要想看那场时装表演的话，就得早点儿定座位。
　　48. He was booked on a charge of speeding.
　　他因超速开车而被记录在案。