58. Tom is the youngest student in his class.(同义句)

　　　　　 Tom is ______ than _____　 _____　 ______ in his class.

57. What’s your favourite season in a year?(同义句)

　　　　　 What season do you like ______ in a year?

56. The visitor doesn’t know the way to the Beihai Park.(同义句)

　　　　　 The visitor doesn’t know how ______　 ______ to the Beihai Park.

55. The weather today is a lot_______(wet)than that last week.

54. The tiger is ______(danger). You must be careful.

53. I’m sorry to keep you _______ (wait)so long.

52. The students will learn something about _____(farm).

51. Take the _______(two , turn)on the right.

50. New York is one of the ________ (busy city)in the USA.

49. Let’s go to see the pandas. I hear one of them _______(have)a baby.