79. Poly Besia　 从第一句The earliest people of…came from the islands of Poly Besia和表格中的内容可得答案。

78. Pacific Islanders　 结合第8 l、83题和第三段的信息可得答案。

77. Kupe 右边名词与文中第一段came from the islands of Poly Besia和in the year 950 was a man called Kupe可知。

76. People　 下面的名词全是指人(一级栏目)。

1、快速捕捉直接信息的能力；

78. 从is mainly due to the fact that…以及also largely due to the “baby boomers” 可得答案。

76. 从The “graying” of the United States, 以及The population of the United States is growing older and will continue to do so. 和全文所叙说的内容可得答案。

85. In 1989 there were 3.5 workers for every person 65 and older…

　　　　　 C．讲究表达主要信息的能力(1-3个词)。如：