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【单选题】
患者,男性,35岁,因车祸致左侧多根肋骨骨折,其左侧出现反常呼吸运动,正确的征象是A.
吸气时外凸，呼气时内陷
B.
吸气时内陷，呼气时外凸
C.
吸气和呼气时均内陷
D.
吸气时正常，呼气时外凸
E.
吸气和呼气时均外凸
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皮皮学刷刷变学霸
举一反三
【单选题】As we all know , bad eating habits and a of exercise may lead to health problems .
A.
lack
B.
limit
C.
need
D.
demand
【单选题】We ________ have bought so much food now that Suzie won't be with us for dinner. [ ]
A.
may not
B.
needn't
C.
can't
D.
mustn't
【单选题】— ______ I visit Lucy on Sunday, Mum? — Yes, you______. [ ]
A.
Must; can
B.
May; may
C.
Need; need
D.
May; need
【简答题】The professor says that questionnaires may not get interviewees real ______.
【单选题】It may be inferred from the passage thal lighthouses in the Northeast did not need high towers because ．
A.
the coast was straight and unobstructed
B.
ships there had high masts
C.
coastal waters were safe
D.
the lighthouses were built on high places
【单选题】Interviewees may need to prepare _____ before participating in interviews. (Choose the best answer)
A.
job offers
B.
application letter
C.
resumes
D.
presen
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