下列疾病的休克不是由内毒素引起的有()
A.流行性脑脊髓膜炎暴发休克型
B.中毒性细菌性痢疾
C.革兰阴性败血症
D.流行性出血热
E.霍乱
参考答案:D, E
--Have you seen Tony recently?
--No, but I ________ dinner with him on Sunday.
A.would have
B.have had
C.have been having
D.am having
电源电压波动最大容许值是额定电压的()。
A、1﹪
B、2﹪
C、3﹪
D、5﹪