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【单选题】
有关肺循环的说法,错误的是A.
起自右心室
B.
只有一条肺动脉干
C.
肺静脉内流动的是静脉血
D.
肺静脉开口于左心房
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【简答题】It seems that some people go out of their way to get into trouble. That’s more or less what happened the night that Nashville Police Officer Floyd Hyde was on duty. “I was on the way to a personal-inj...
【单选题】What did some Asian countries do in the late 1990s?
A.
They tried to attract more migrant workers.
B.
They wanted to depend more on foreign workers.
C.
They managed to organize immigrants.
D.
They attempted to send back foreign workers.
【简答题】阑尾动脉是 的分支,它行于 的游离缘内,直至阑尾尖。
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