问题
填空题
苏联学者斯特鲁米林根据马克思关于复杂劳动等于多倍简单劳动的论述，提出了（）的概念。
答案
参考答案：劳动简化率
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苏联学者斯特鲁米林根据马克思关于复杂劳动等于多倍简单劳动的论述，提出了（）的概念。
参考答案：劳动简化率
| 阅读理解 |
Today is Sunday. It's fine. There are many people in the park. There are many students. Some are playing football, and many others are watching. There is a lake in the park. Some girls are playing tennis |
| 1. What day is it today? |
2. Where are the students playing football? |
| 3. Are the girls playing tennis near the lake? |
| 4. What are two girls doing under the tree? |
| 5. What is Wei Hua doing? |