Student: Six.
Teacher: Impossible! He has to be much older.
Student: But he only became a father when I was born.
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Teacher: Maria, go to the world map and find Australia for me.
Maria: Here it is.
Teacher: Correct. Now class, who discovered Australia?
Class: Maria.
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Teacher: George, your composition on 'My Dog' is exactly the same as your brother's. Did you copy his work?
George: No Miss. It's the same dog.
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