71.  For example, in some parts of Britain, one person in ten, by the age of thirty, has no teeth left!

72.  More than two hours passed but still no fish was caught.

73.  Because there was no enough land, this was built out in to the sea.

74.  There is no easy way to success in language learning.

75.  If there are no rivers, people can drill a hole and use water from underground.

76.  It is no sense worring about the shortage of fresh water.

77.  They have no trouble finding water in rivers, lakes and wells.

78.  Otherwise, we will have no fresh water one day and we all will die.

79.  No water, there is no life.

80.  So some people make water no use.