下列败血症病死率最高的是（）
A.金葡菌败血症
B.绿脓杆菌败血症
C.脆弱类杆菌败血症
D.大肠杆菌败血症
E.念珠菌败血症
参考答案：B
蒂森电梯的门区通常采用（）式感应器，选层器通常采用（）式感应器。
He thoroughly understood the society（）
A.he had grown up
B.which had he grown up
C.in which he had grown up
D.he had grown up in it
