治疗高碳酸血症时,如果PaC02快速下降可发生C02排出综合征,表现为()
A.血压下降
B.心动过缓
C.心律失常甚或心跳骤停
D.血压过高
E.面色潮红
参考答案:A, B, C
----- We heard that he had gone abroad.
-----_______.
A.So did he
B.So he did
C.Neither did he
D.Nor did he
能提出与有疏忽和相对疏忽的抗辩诉讼是( )。
A.合同之诉
B.侵权之诉
C.违反担保之诉