39. You must ______ _______ (从…中学习) your failures.

38. Professor Brown _____　 ______　 _____ (受欢迎) his students.

37. Women ____　 _____　 ______　 ______ (起很大作用) in the war. 　

36. My father was almost ________　 ______ (以…为羞耻) me .　

35. Tom ______　 _______　 (过去常常) sleep in class, but now he studies very hard.

34. Take these pills ______　 ______　 ________　 ________ (一天三次) and you will soon feel better.　

33. This book　 ___________ (包含)all the knowledge you want to get.

32. The change in weather may　 ___________ (影响)your health.

31. He is suffering from a bad cold. It is likely that it will take him a long time to r _________ from illness.

30. This is a factory with modern _______.(设备)