题目内容
患者，女，39岁，6个月前因外伤致一上前牙脱落，今要求烤瓷桥修复。口腔检查：右上中切牙缺失，间隙无明显异常，牙槽嵴高度无明显异常，较平整。左上中切牙近中切角缺损，未露髓，探稍敏感，叩诊阴性，无松动。右上侧切牙牙冠完好，叩诊阴性，无松动。上下前牙牙龈轻度红肿，易出血，可见少量菌斑及牙石，余牙未见明显异常。 下列哪项关于金瓷固定桥金属桥架的要求不正确
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有如下程序： #include ＜iostream.h＞ void main() int x=2,y=3,a,b,c,d; a=(x++＞=--y); b=(x==++y); c=(x--!=y); d=(++x＞y--); cout＜＜a＜＜b＜＜C＜＜d＜＜endl; 则程序执行后变量a,b,c,d的值分别是______。
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下列程序的输出结果为______。 #include ＜iostream.h＞ void main() int a[]=10,20,30,40，*pa=a; int *&pb=pa; pb++; cout＜＜*pa＜＜endl;
Do you know insurance(保险) Buying insurance is a (36) by which people can protect themselves (37) large losses. Protection against fire is one kind of insurance. Large numbers of people pay (38) sums of money to an insurance company. Although thousands of people have paid for fire insurance, only (39) will lose their homes by fire. The insurance Company will pay for these homes out of the sums of money it has (40) . The first modern fire insurance company was (41) in London, England, in 1666. A great fire had just (42) most of the cities, and people wanted protection against (43) losses. The first company (44) rapidly. Soon other companies were founded in other areas. Benjamin Franklin helped form the first fire insurance company in America in 1752. He also (45) a new kind of insurance for (46) . The new insurance would offer protection against the loss of crops (47) storms. In 1975, Benjamin Franklin helped start (48) new insurance company in America. This company, (49) offered life insurance, collected some money (50) from many different men. (51) a man died, his family was given a large sum of money. Today, this company is (52) in business. Over the years, people have (53) from many new kinds of insurance when they have suffered from (54) accidents as car and plane crashes. (55) , almost everyone has some kinds of insurance.
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