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【单选题】
直接影响血压的因素不包括（ ）。A.
心脏每搏输出量
B.
心律
C.
外周血管阻力
D.
主动脉和大动脉的弹性贮器作用
E.
循环血量和血管系统容量的比例
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【单选题】The bicycling craze came in when we were just about at the right age to enjoy it. At first even 'safety' bicycles were too erous and improper for ladies to ride, and they had to have tricycles. My...
A.
belongs to a high social class
B.
comes from a middle class family
C.
didn't like to go bicycling with his parent
D.
felt it a glory to own a bicycle
【单选题】.We were just about ready to leave _____ it started to rain.
A.
when
B.
before
C.
after
D.
since
【单选题】—Why did you cancel your trip to the New York? —We were just about to leave_______ it started to snow．
A.
when
B.
before
C.
after
D.
since
【简答题】Translate the following sentences into Chinese. There is no rose without a thorn. It’s no use crying over spilt milk. What we lose on the swings we gain on the roundabouts. Other countries, other mann...
【简答题】阅读理解。 There were many beautiful buildings in ancient Rome, but the living conditions for ordinary people were bad. Most of their homes were so poorly made that they fell down or were fire hazards (=d...
【单选题】We were just ______ calling you up ______ you came in, ______ was unexpected.
A.
about when that
B.
on the point of as as
C.
on the point of when which
D.
on the point of as as
【简答题】The bicycling craze came in when we were just about at the right age to enjoy it．At first even “safety” bicycles were too erous and improper for ladies to ride, and they had to have tricycles．My m...
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