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细胞向外界吸收水分，在液泡形成前主要是吸胀作用。( )
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案例四：林小姐由于急需资金还房贷，典当了自己的钻戒换取周转资金，通过典当周转资金已成为一种短期融资方式，并由于其手续简便快捷而获得一部分个人和家庭的认可。 根据案例四，回答16～24题： 房地产抵押典当的月综合费率最高为当金的( )。
(三) 某投资者甲预期A股票价格将会上涨，于是与投资者乙订立买入合约，约定有效期限为3个月，甲可按每股10元的价格从乙处购买10000股A股票，期权价格为0.8元/每股。 回答下列问题： 关于本案例所涉及的投资工具，下列说法正确的是( )。
Most people would be (21) by the high quality of medicine (22) to most Americans. There is a lot of specialization, a great deal of (23) to the individual, a (24) amount of advanced technical equipment, and (25) effort not to make mistakes because of the financial risk which doctors and hospitals must (26) in the courts if they (27) things badly. But the Americans are in a mess. The problem is the way in (28) health care is organized and (29) . (30) to pubic belief it is not just a free competition system. The private system has been joined a large public system, because private care was simply not (31) the less fortunate and the elderly. But even with this huge public part of the system, (32) this year will eat up 84.5 billion dollars—more than 10 percent of the U.S. Budget—large number of Americans are left (33) . These include about half the 11 million unemployed and those who fail to meet the strict limits (34) income fixed by a government trying to make savings where it can. The basic problem, however, is that there is no central control (35) the health system. There is no (36) to what doctors and hospitals charge for their services, other than what the public is able to pay. The number of doctors has shot up and prices have climbed. When faced with toothache, a sick child, or a heart attack, all the unfortunate persons concerned can do is (37) up. Two thirds of the population (38) covered by medical insurance. Doctors charge as much as they want (39) that the insurance company will pay the bill. The rising cost of medicine in the U. S. A. is among the most worrying problems facing the country. In 1981 the country’s health bill climbed 15.9 percent—about twice as fast as prices (40) general. 40().
在考生文件夹下创建一个BOOK新文件夹。2．将考生文件夹下VOTUNA文件夹中的boyable.doc文件复制到同一文件夹下，并命名为syad.doc。3．将考生文件夹下BENA文件夹中的文件product.wri的“隐藏”和“只读”属性撤销，并设置为“存档”属性。4．将考生文件夹下JIEGUO文件夹中的piacy.txt文件移动到考生文件夹中。5．查找考生文件夹中的anews.exe文件，然后为它建立名为RNEW的快捷方式，并存放在考生文件夹下。
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