1. How did Clemmons prove that her idea was reasonable? A. She built a pyramid by using kites
B. She had an argument with Professor Redmount.
C. She persuaded a team of aeronautic engineers to test her idea.
D. She had an experiment done to lift a large stone by using pulleys and a kite. 2. What made Clemmons think of her kite-lifting idea? A. Her job of making kites. B. The discovery of pulleys.
C. The wings on the monuments. D. The Charlton Heston method.
3. Why did Clemmons NOT agree with the theory of the muscle of slaves pushing and pulling stones to create the pyramids?
A. Because at that time no pulleys were used in Egypt.
B. Because of the Egyptians’ habit of drinking beer at three meals and the beer effect on people. C. Because there were no enough slaves to finish the great project. D. Because she knew Charlton Heston very well. 4. What is the best title for the passage?
A. An Unknown Mystery B. Two Different Theories C. Kites and Pyramids D. Kites and Pulleys 答案：1. D 2. C 3.B 4. C
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