单词拼写

46. All of us are ___________(爬) up the hill.

47. The children are old enough to look after ________(他们自己)

48. Zheng Chenggong was one of the ____________(英雄) in Chinese history.

49. In the ___________(现代) world, people care more for the nature.

50. His life was in ____________(危险).

51. Mary wants to be a teacher like her mother in the ________(将来)

52. You should ____ (谈) about your problems with your parents.

53. My brother played the radio so ____(大声的) that I could hear nothing.

54. The boy _________ (争吵) with his best friend yesterday afternoon.

55. You must look after yourself and keep _________(健康).