常见的眼球震颤类型不包括（）
A.前庭性眼震
B.分离性眼震
C.眼性眼震
D.中枢性眼震
E.合并性眼震
参考答案：E
I really appreciate their ________ you ________ after me while I was ill.
A．to have; looking
B．having; look
C．having; looking
D．to have; look
有关二尖瓣狭窄杂音的描述，错误的是
A．最响部位在心尖区B．舒张中晚期C．性质为“隆隆”样D．音调较高E．常伴有第一心音增强
