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题目：
单选题
A颈部和锁骨上窝
B左腋下和肩胛下区
C胸骨左缘和心底部
D胸骨左缘和心尖部
E心尖部下列各心脏病变所产生的杂音可以传导至
答案：
<查看本题扣1积分>
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One hundred and fifty years ago, the position of women in the U. S. society was very different【C1】______their position today. At that【C2】______, women were completely subordinate to【C3】______. Society did not encourage women to have a career【C4】______the home. Although they received an【C5】______at elementary school and high school, they were not【C6】______to attend college or university. Even when a【C7】______woman had a job, she【C8】______not keep the money that she earned. The law【C9】______her to give the money to her husband! Society expected women to do the housekeeping, to【C10】______the children, and to obey their husbands. That was【C11】______role in society. They did not have the right to vote.【C12】______many ways, they were almost【C13】______slaves. This situation began to change slowly【C14】______the first feminist(女权主义)group was organized in 1848. After that year, small groups of women began to protest the【C15】______of equality and justice in U. S. society. Progress was slow, 【C16】______many years, their attempts to improve【C17】______position ended in failure. Slowly, 【C18】______, more and more people began to【C19】______their ideas and support their demands【C20】______in 1920, women were given the right to vote in a national election.【C1】A．withB．fromC．toD．against
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费马原理
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有关副作用的认识正确的是：
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以下属于客房中的多次性消耗用品的有（）。
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不能改寄到国外或港澳台地区的国内邮件有（）。
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在大面积薄工件上划线，宜选用（）辅助工具以保持板面的垂直度。
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旅游可持续发展的共同性要求各个国家,以及与旅游相关的各个行业都应联合起来共同采取行动实现旅游的可持续发展。（ ）
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当壁厚在3～9mm之间，管道与法兰对焊连接时，接口应采用（）形接口形式。
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在保险责任审核中，属于保险公估师应该重点审核的内容包括（）等。
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下列哪项不属于原发性心肌病范畴（）