People today take lots of photos. Some photographs are really memorable. They either capture importa

阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。
People today take lots of photos. Some photographs are really memorable. They either capture important events, such as birthday parties or weddings,____71____ show beautiful places. Years later, people may look at these special photos to remember ____72____ past.
However, how did people record important moments without cameras long ago? Some people told ____73____ (story) about old times, and others wrote down ____74____ they remembered. There were also a lot of people ____75____ (make) special drawings to help them recall important moments. Among those people were Native Americans of the Lakota tribe.
Every year, Lakota leaders decided which event was most important. A Lakota ____76____ (art) was then asked to draw a special picture of that event. Because each year’s picture was decided on during the winter, the drawings became ____77____ (know) as winter counts.
For a long time, winter counts were drawn on animal skins. Later, the drawings ____78____ (do) on paper. The pictures told the history of the tribe. Each year, the newest winter count was added ____79____ the Lakota collection of pictures from ____80____ (early) times. That helped people keep track of the years. Today, winter counts are important records of the Lakota’s past.
【答案】71. or    72. the    
73. stories    
74. what    75. making    
76. artist    77. known    
78. were done    
79. to    80. earlier
【解析】