Ответ:

e.g. David is writing to Matt/Daniel.

46. There are five/four people in David's family.

47. Daniel/Michael is David's dad.

48. Phoebe/Jill is David's mum.

49. Michael has short/long, dark hair.

50. David's mum is short and slim/fat.

51. Phoebe is 7/8 years old.

52. Michael has got a big/small nose.