问题
填空题
1. Why is an empty purse always the same?
Answer:
2. What is full when it's used and empty when it's at rest?
Answer:
答案
1. Because there is never any change in it. 2. A shoe.
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1. Why is an empty purse always the same?
Answer:
2. What is full when it's used and empty when it's at rest?
Answer:
1. Because there is never any change in it. 2. A shoe.