54. Mary’s ______________(至爱的)animal is pandas.

53. I’m going to buy a　 ____________ (钱包) this afternoon.

52. Her brother usually ___________(乘)the subway to school.

51. My mother is out. I must _______ _______(照看)my little brother.

50. Jim can’t go to school. He has a ____________(咳嗽).

49. The students will visit the _____________(博物馆)tomorrow.

48. His sisters _______ ________ _______(擅长于)singing.

47. My mother is ________________(挂)up my clothes for me.

46.Tom is the ______________ (高) in his class.

10. He ____________ _____________(去潜水) last Sunday.