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【单选题】
秦山核电厂核反应堆是A.
压
B.
沸水堆
C.
石墨气冷堆
D.
石墨水
E.
重水堆
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皮皮学刷刷变学霸
举一反三
【单选题】Both of Mrs. Watson's daughters ______ their studies abroad now, one in Germany and the other in China.
A.
are pursuing
B.
are practicing
C.
are promoting
【单选题】下述关于主动脉瓣关闭不全的叙述中,哪一项是错误的
A.
左心室肥大，扩张
B.
右心室肥大，扩张
C.
主动脉瓣区收缩期杂音
D.
脉压差大，毛细血管搏动
E.
单纯性主动脉瓣关闭不全多见于梅毒性主动脉炎
【单选题】Both of Mrs. Watson’s daughters ________ their studies abroad now, one is Germany and the other in China.
A.
pursued
B.
were pursuing
C.
are pursuing
D.
had pursued
【简答题】Both of Mrs. Watson ’ s daughters their studies abroad now, one in Germany and the other in China.
【单选题】主动脉弓
A.
续于升主动脉，呈弓形弯向左后方
B.
凸侧发出左.右颈总动脉和左.右锁骨下动脉
C.
自左心室起，呈弓形弯向左后方
D.
凹侧有大动脉分支
E.
发出左.右冠状动脉
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