We saw a ________ big snake in the grass yesterday, which ________ all of us to death.

A. frightened; frightened               C. frightened; frightening

C. frightening; frightened              D. frightening; frightening

急性脑血管疾病包括

A．出血性和缺血性两类

B．短暂性脑缺血和急性脑出血两类

C．脑血栓和脑出血两类

D．脑栓塞、蛛网膜下腔出血、短暂性脑缺血三类

E．脑栓塞和蛛网膜下腔出血两类