1 My dad repaired the broken bike last night.(改為被動(dòng)語態(tài)) The broken bike by my dad last night.


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    Have you ever tried the Magic Cube (魔方) ”？Pick up one of these cubes and you probably won’t be able to P l  it down. How hard can it be to rearrange the nine little s 2   on each side of the cube? In

fact,there are millions of possibilities!It has been over 40 years since the cube first h 3   the market. However,not many people know that it was used just as a simple classroom m 4   in the beginning.


    In 1974,Erno Rubik i 5  the “Magic Cube” as he called it. He did this to help his students u 6  difficult 3-D concepts (概念). This classroom example was quickly t 7   into a popular toy. In 1979,Ideal Toys started to sell it as “Rubik's Cube”. The invention quickly became a c 8   icon in the 1980s.


    As time went by,the cube once 1 9  its attractive qualities. However,it made a comeback with the Internet. Now anyone can go online and find many videos that show ways to s 10   the cube. 

l.   2.   3.   4.   5.  


6.  7.  8.   9.   10.  


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3. The Red Cross is one of the most famous   (charity) in the world.

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() 8. The doctor is operating  the sick man.


   A. ln   B. for   C. to   D. on


 

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1. The poor sick woman received a   (donate) last month.

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() 2. (2015 •重慶) 一How clean your car is!

- Thank you. It  very often.

A. is washed   B. washes   C. was washed   D. washed

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1. A lot of people's  (life) were threatened when the building collapsed.

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1. She is the  (秘書) of the manager.

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2. Many trees   (plant) in my hometown every year.

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