有关肺炎支原体的临床表现,哪项是错误的() A.潜伏期2~3周,起病缓慢 B.头痛显

题型:单项选择题

问题:

有关肺炎支原体的临床表现,哪项是错误的()

A.潜伏期2~3周,起病缓慢

B.头痛显著

C.咳嗽不重,初为干咳

D.发热过后咳嗽可继续存在

E.胸膜累及时,可有胸膜摩擦音或胸水体征

考点:风湿病(医学高级)呼吸内科学呼吸内科学题库
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Section B
Directions:Complete the following passage by using the words in the box. Each word can only be used once. Note that there is one word more than you need.
distribute  B. stresses   C. unloading  D. contents  E. undoubtedly
F. strain     G. purchases  H. vitally    I. frequent   J. adventurous
  The Centers for Disease Control and Prevention says that over 50,000 people every year sustain some sort of winter-related back injury, and 5,800 of those are holiday decorating-related. These aches and pains can __41__ bring trouble to people’s life. It is said that people’s back could sustain all sorts of strain from carrying heavy __42__ , and from the increased stress of lugging suitcases, decorations and gifts. Dr. Alanna Levine spoke to Debbye Turner Bell on “The Early Show” about how to protect the back for the holiday season.
  The first tip Dr. Levine gave was about carrying heavy shopping bags. Smaller bags, she said, are better. “You don’t want to load everything up into one bag and lug it around,” Dr. Levine explained. “You want to __43__ the weight on your body.” She also recommended putting heavier items towards the bottom in those bags and lighter items on top. Also, if you can, make    __44__ trips to the car to drop off purchases.
  Travel can be another pain in the back — from carrying heavy luggage. Again, Dr. Levine    __45__ not to pack everything into one bag. Even though it may cost more, she said that packing two smaller bags is safer than packing one heavy one. Also, choose a light-weight bag, so that the only weight you’re carrying is the __46__ inside the suitcase.
  When __47__ bags from an airport carousel, Dr. Levine suggests standing close to the carousel and bending your knees to lift it up. “You want to avoid that reach-and-lift. It puts a lot of    __48__ on your lower back,” she said.
  When it comes to holiday decorating, people can get __49__. Dr. Levine suggests decorating in pairs, so one person can hand the lights and ornaments to the other person to hang, as to avoid reaching or twisting to get what you need.
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下列说法中不正确的是(  )

A.铁在干燥的空气中易生锈

B.细铁丝在氧气里燃烧时,火星四射,生成黑色固体

C.用排水法可以收集不易溶于水的气体

D.在过氧化氢溶液的分解反应中,二氧化锰起催化作用

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下列可逆反应达平衡后,改变反应条件,其变化趋势正确的是

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美国实行的教育行政体制是:()

A.中央集权制的教育行政体制

B.地方分权制的教育行政体制

C.中央集权制和地方分权制相结合的教育行政体制

D.学校内部管理体制

题型:单项选择题

通常不会采用()的方式来获知客户的特定需求。

A、问卷

B、与客户当面交谈

C、普遍调查

D、企业内部讨论

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