问题
单项选择题
对病毒性肝炎的临床分型最有意义的依据是( )
A．病程的长短
B．病情的轻重
C．血清转氨酶检查
D．肝穿刺活检
E．病原学检查
答案
参考答案：E
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对病毒性肝炎的临床分型最有意义的依据是( )
A．病程的长短
B．病情的轻重
C．血清转氨酶检查
D．肝穿刺活检
E．病原学检查
参考答案：E
Cars are very popular in America．When the kids are fourteen years old．They dream of having their own 16 ．Many students work after school to 17 a car．In most places 18 people learn to drive in high school．They have to take a 19 test to get a licence．Learning to drive and getting a driver’s 20 may be one of the most exciting things in their lives．For many，that piece of paper is an important symbol（象征）that they are now grown-ups． Americans seem to love their cars almost more than anything else．People almost never go to see a doctor when they are 21 ．But they will take 22 cars to a “hospital” at the smallest sign of a problem．At weekends，people 23 most of the time in washing and waxing（打蜡）their cars．For some families it is not enough to have 24 car．They often have two or even three．Husbands need a car to go to work．Housewives need a car to go shopping or to take the children to school or 25 activities．
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