83．Chuck learns that we need friends to share ______ and ______, and that it is important to have someone to care about.

82．They are all used to their ______: that is, they have learnt how to live successfully in their habitat. When the habitat of a species is changed or _______ , the animal or plant has to either ______ to the change or find a new home.

81．People who go to a ______ Western dinner party for the first time may surprised by table ______ in Western culture. Knowing them will help you make a good ______.

80．The latest cellphones have ______ such as games, music and an electronic calendar that will ______ you about appointments and important dates.

79．If the new species is too strong or uses too much of the ______ in the habitat, some of the ______ species may become endangered.

78．Cellphones, or ______ phones, make it possible for us to talk to anyone from anywhere.

77．If we know more about what causes endangerment, we may be able to ______ ______ before it is too late.

76．When asked about the ______ of his success, Steven Spielberg said that he ______ much of his success and happiness ______ his wife and children.

75．Following the history-making ______ in the 2000 Sydney Olympic Games, China won another______ in 2001 which was not for medal.

74．The Neva River flows ______ the centre of St Petersburg in Russia.