37 .Why didn't they help him?

why wasn't he helped?

38. How many games has the team played?

how many games have been played by the team?

39. Where do people speak E?

where is english spoken

 40. Who are they keeping in the kitchen?

who is being kept in the kitchen?

41. How can they open this safe?

how can this safe be opened?

42. What books are people reading this year?

what books are being read this year?

43. How did the police find the lost man?

how was the lost man found by the police?

44. Who look after the childen for you?

who are you looked after the children by>?

45. How long have they waited for the doctor?

How long has the doctor been waited?

46. What time can the boys hand in their papers?

what time can their papers be handed by the boys?

47. Who lend you this book?

who are you lent this book by?

48. How many marks does the teacher give you?

How many marks are you given by the teacher?