[单选题]戴首饰在数量上以少为佳，总量不宜超过（）。

正确答案 ：C

3种

[单选题]完形填空：下面的短文有l5处空白，请根据短文内容为每处空白确定l个最佳选项。Obesity(肥胖) Causes Global Warming.The list of ills attributable to obesity keeps growing: Last week, obese people were accused of causing global warming.This ______(51)comes from Sheldon Jacobson of the University of Illinois, US, and a doctoral student, Laura McLay. Their study ______(52) how much extra gasoline is needed to haul fat Americans around. The answer, they say, is a billion gallons of gas per year. ______(53)There has been ______(54) for taxes on junk food in recent years. US economist Martin Schmidt suggests a tax on fast food ______(55)to people’s cars. "We tax cigarettes partly because of their health cost," Schmidt said. "Similarly, leading a lazy life style will end ______(56) costing taxpayers more."US political scientist Eric Oliver said his first instinct was to laugh at these gas and fast food arguments. But such ______(57) are getting attention.At the US Obesity Society's annual meeting, one person ______(58) obesity with car accident deaths, and another correlated obesity with suicides. No one asked whether there was really a cause-and-effect relationship. " The funny thing was that everyone took it ______(59)." Oliver said.In a 1960s study, children were ______(60) drawings of children with disabilities and without them, and a drawing of an obese child. They were asked ______(61) they would want for a friend? The obese child was picked last.Three researchers recently repeated the study ______(62) college students. Once again, ______(63) no one, not even obese people, liked the obese person. " Obesity was stigmatized." the researchers said.But, researchers say, getting______ (64) is not like quitting smoking. People struggle to stop smoking, and, in the end, many succeed. Obesity is different. Science has shown that they have limited personal control over their weight Genes also______ (65) a part.

正确答案 ：

解析：文中显然是要为把减肥同戒烟相类比。因此thin最为合适。 critical批判的，重要的，tall高的，confident有信心的。

[多选题]先天性心脏病的预后差主要与下列哪些因素有关（）

正确答案 ：ABE

早期出现严重的青紫或反复心功能不全者

右向左分流型先天性心脏病

左向右分流型先天性心脏病分流量大，肺动脉压力高者

[单选题]患者，男，42岁，两年前曾有双手指关节肿痛，经对症治疗后症状缓解。3个月前关节肿痛加重，并间断发热，体温37℃～38℃，伴乏力、气短，咳嗽不明显。体检：双手中指近端指间关节梭形肿胀，双腕压痛（+），活动受限，右肘关节不能完全伸直，伸面有一个1cm×1cm皮下结节，ESR78mm／h，RF高滴度阳性，ANA阴性。

正确答案 ：

查看原题 查看所有试题