1 . 阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
Paper lanterns are beautiful decorative lanterns, 1 (original) made of rice or silk paper, covering a light source. They have been used to decorate rooms during festivals and other important 2 (occasion) for hundreds of years. Nowadays, 3 (hang) lanterns is still one of the traditional customs in many places.
Due 4 the thin covering of paper lanterns, the lanterns are very beautiful when they are lit. Different paintings and designs 5 (attach) to the thin covering, making the lantern more attractive.
The only color not traditionally used in making paper lanterns is white; it is often used in memory of 6 dead in many Asian cultures. Paper lanterns have 7 (vary) shapes and sizes. A common design is the ball or globe design, 8 holds its shape by being stretched (伸展) over bamboo strips.
It is very unusual today to see paper lanterns that hold candles, unless the paper 9 (use) is fire resistant (耐火的). It’s simply too easy for them to catch fire, otherwise. So in modern times, for safety, people often use a small electric light instead of a candle 10 (avoid) possible fires.