8. variety n. 多样性，种类

7. spread vt. / vi. 传播，伸展

6. intelligence n. 智力

5. contain vt. 包含

4. characteristic n. 特点

3. perform vt. / vi. 表演，执行

2. instrument n. 工具，器械

1. traditional adj. 传统的

7. It looked as if the creature had moved.　 　as if 的用法

☆重点词汇☆

6. The next time you look for a tape, don't just look for Chinese or American music.　 名词引导时间状语从句