流行性乙型脑炎极期最主要的3种凶险症状为
A.高热、惊厥、循环衰竭
B.高热、惊厥、呼吸衰竭
C.高热、昏迷、惊厥
D.昏迷、惊厥、呼吸衰竭
E.昏迷、呼吸衰竭、高热
参考答案:B
下楼梯时股四头肌发生的收缩形式是()
A.向心性收缩
B.离心性收缩
C.等动收缩
D.等长收缩
E.静力性收缩
Many migrant workers, city life, wouldn’t like to move back to the countryside.
A.accustomed to
B.being accustomed to
C.have accustomed to
D.have been accustomed to