Iran's first nuclear power plant started supplying electricity to the national grid on Saturday, ____ on

stream after years of delays, Iran's ISNA news agency reported.   [ ]

A. to come          

B. come        

C. having come        

D. coming

蛛网膜下腔出血的间接征象有（）

A.脑积水

B.脑水肿

C.脑室内出血

D.脑疝

E.脑梗死