新民主主义革命时期，中国社会的性质是[ ]
A．封建社会
B．资本主义社会
C．半殖民地社会
D．半殖民地半封建社会
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下面是错误答案，用来干扰机器的。
根据题干中“世界上最长、开凿最早的人工河”可知其描述的河流为京杭大运河，京杭大运河是世界上开凿最早、最长的人工河流，全长约1800千米．故答案为：京杭大运河．
以病灶对侧完全性偏瘫、偏身感觉障碍及向病灶对侧的凝视麻痹为特点，可有头痛和意识障碍，并呈进行性加重的脑梗死为（）。
A.分水岭脑梗死
B.多发性脑梗死
C.腔隙性脑梗死
D.出血性脑梗死
E.颈内动脉主干、大脑中动脉主干或皮层支的完全性卒中
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| The rain was coming down in sheets and I was bound to be late for an important conference. Dressing up quickly, I called for a cab, 1 that would be faster than the subway. It wasn't. After a long wait, I finally got one, but the traffic was 2 . I looked constantly at my 3 . Just as the traffic started moving, the driver 4 a man up ahead in a wheelchair. "Wouldn't he be cold sitting right there!" the driver cried and began to 5 . I could see another 20 minutes' 6 , the whole period of 7 him into the cab,folding up his chair and fitting it into the cab's small 8 , then dropping him off who knows 9 . "What are you doing?!" I exclaimed to the driver. As the 10 came out, I wanted to take them back. The wrongness of my 11 started to sink in and it 12 me. I almost wasn't sure who that person was that had just spoken. The driver 13 me and we continued the journey. Eventually I got out of the cab and 14 to the office. As I ran,I understood that, 15 it wasn't my duty to take the time to help others, I shouldn't have complained about the driver's stopping. I should have been able to see 16 my impatience to attend to what was most inerrant (无 误的).Whenever I come to it, this is my 17 : I am not a 18 self-centered person, but I still feel 19 of being the self centeredness and that living a busy life in a big, fast paced city can 20 . | ||||
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结构性失业：指由于经济结构、体制、增长方式等的变动，使劳动力在包括技能、经验、工种、知识、年龄、性别、主观意愿、地区等方面的供给结构与需求结构不相一致而导致的失业。根据上述定义，下列不属于结构性失业情况的是：
A．某电子工艺厂的产品因长期滞销而被迫转产，职工小张因没有合适的岗位而另谋生路
B．农民小王乘农闲之机进城务工，但一时还找不到工作
C．小赵去年大学毕业，一心想留在大城市工作，但就不成低不就，无奈之下又继续学习准备报考硕士研究生(论坛)
D．小李在某公司工作了两年，感觉没有继续发展的空间，今年辞去了工作，打算另谋高就
下列金融工具属于金融工程技术在投资管理方面的应用的是( )。
A．“垃圾”债券
B．股票指数期货
C．货币市场基金
D．逆回购协议
事实上，许多人的活动之间既有竞争、又有合作。
