57. There are t________ months in a year.

56. The last day of a week is S________.

55. Mr Cheng is a waiter. He works in a r_______.

54. S________ points down on the map.

53. Twenty-three and seventeen is f_________.

52. She is very t__________, and she wants to drink some water.　

51. J__________ is the first month of a year.

1.根据句意和首字母完成下列单词(每小题1分，共10分)