短文填詞。

Have you ever tried the “Magic Cube”(魔方) ? Pick up one of these cubes and you probably won’t be able to p1. it down. How hard can it be to rearrange(重新安排) the nine little squares on each s2. of the cube? In fact, there are millions of possibilities! It has been over 30 years s_3. the cube first hit the market(上市). However, not many people know that it was used just a_4. a simple classroom model at the beginning.

In 1974, Mr. Erno Rubik i5. the “Magic Cube” as he called it. He did this to help his students to u_6.difficult 3D concepts(概念). This classroom example was quickly turned into a p 7.toy. In 1979, Ideal Toys started to sell it as “Rubik’s Cube”. The invention quickly became a 1980s cultural icon.(文化偶像）

As time went by, the cube once lost i8. attractive qualities. However, it made a comeback with the internet. Now anyone can go online and find many videos that show w9.to solve the cube. Erik Akkersdijk of the Netherlands holds the world r10. now. He finished in just 7.08 seconds!

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