Which is not the reason why some languages are in danger?

63.I enjoy ()with you.

62.() abroad can be very exciting.

61.Your shoes need ().

60.The girl ()answered the phone was polite enough.

59.He often comes to school ().

58.The old man walked home().

57.I ()him singing.

56.The ()have a lot of time to do their own research work.

55.I hate ()bright colours like red and yellow.

54.There must be life out there ().