女性，31岁，突发眩晕，呕吐，查体可见眼球震颤，该患者的诊断是

A．脑栓塞

B．脑出血

C．脑震荡

D．前庭器官疾病

E．青光眼

--- Do you know the big boy ________ helped to catch the thief yesterday ?

--- Yes, Li Ming, the chairperson of the Students’ Union .

A．the one

B．which

C．whom

D．who