---How do your parents usually go to work?

---My mother usually goes to work _________  bus while my father ________ a bike to work.

A．takes, rides

B．take, by

C．by, by

D．by, rides

脑栓塞患者为（）

A.情绪激动时，突然昏迷伴偏瘫

B.突然头痛、呕吐伴颈强直及脑脊液血性

C.既往有风心病房颤史，突然偏瘫

D.晨起时发现一侧肢体偏瘫

E.漱口时突然倒地抽搐