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【单选题】
在人平静呼吸时,肺扩张反射不参与呼吸调节。在肺充血.肺水肿等病理情况下,由于肺顺应性降低,使肺牵张感受器发放冲动增加而引起该反射,使得A.
肺通气量增加
B.
气体交换增多
C.
肺泡无效腔减少
D.
呼吸变浅．变快
E.
呼吸加深．变慢
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举一反三
【单选题】---Do you know ___________ about China? --- The people and the food.
A.
if Jim likes
B.
how does Jim like
C.
why does Jim like
D.
what Jim likes
【单选题】For decades, milk was considered a luxury drink because common people ______.
A.
did not like drinking milk
B.
could find no way to get milk
C.
were not used to drinking milk
D.
could not afford drinking milk
【单选题】Hancock's research finding surprised those who believed that _______.
A.
people are less likely to lie in instant messages
B.
people are unlikely to lie in face-to-face interactions
C.
people are most likely to lie in email communication
D.
people are twice as likely to lie in phone conversations
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