We all jumped with joy at the exciting news, After all, we ______forward to the chance for many years.

A．are looking

B．were looking

C．have been looking

D．had been looking

流行性脑脊髓膜炎的病原体是（）

A.流感嗜血杆菌B型

B.金黄色葡萄球菌

C.乙型脑炎病毒

D.铜绿假单胞菌

E.脑膜炎双球菌