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【单选题】
锁骨下动脉在体表的投影为A.
胸锁关节至锁骨中点处凸向上方的弧形线，最高点距锁骨上缘约 1 cm
B.
胸骨颈静脉切迹至锁骨中点凸向上方的弧形线，最高点距锁骨上缘约 1 cm
C.
胸锁关节至锁骨中、外 1/3 交界点凸向上方的弧形线，最高点距锁骨上缘约 l cm
D.
胸骨颈静脉切迹至锁骨中、外 1/3 交界点凸向上方的弧形线，最高点距锁骨上缘约 2 cm
E.
胸锁关节至锁骨中点凸向上方的弧形线，最高点距锁骨上缘约 2 cm
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举一反三
【单选题】The old scientist decided to move to his country home ______ his advanced age and poor health.
A.
in the interest of
B.
as a result of
C.
on account of
D.
in support of
【单选题】BUILDING: FOUNDATION ：：
A.
apparatus：mesh
B.
structure：pedestal
C.
cosmos：earth
D.
hill：grotto
E.
pennant：pillar
【单选题】Although they are poor, ________.
A.
they are happy
B.
but they are happy
C.
so they are happy
D.
still they are happy
【简答题】她对医药事业奉献的太多,几乎没时间做其他事情。
【单选题】Although customers keep complaining about their Poor service, they've made no ______. to make any improvement.
A.
action
B.
trial
C.
attempt
D.
progress
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