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问题 单项选择题

“机户出资、机工出力”的历史现象表明了（）

A.资本主义社会的开始

B.自然经济仍占主要地位

C.资本主义生产关系的出现

D.市镇的出现

答案

参考答案：C

填空题
选择合适的介词填空。
across,   over,   past,   through
1. You mustn't run _____ the street. It's dangerous.
2. The scientists walked _____ the rainforests to do their research.
3. It's not far away from here. Don't walk _____ it.
4. There's a bridge _____ the river.
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单项选择题

风寒束肺之咳嗽的治疗选方为

A．桑杏汤

B．桑菊饮

C．桂枝汤

D．桑白皮汤

E．杏苏散
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