患者男，45岁，突发剧烈头痛伴呕吐30min。既往有高血压病史，平日血压为（190～160）/（100～110）mmHg。查体：右侧肢体肌力Ⅱ级，无颈项强直。CT表现如下图。

关于脑血肿典型的MRI表现，描述不正确的是（）。

A.3d以内，T₁WI等信号，T₂WI低信号

B.3～6d，T₁WI低信号，T₂WI低信号

C.6～8d，T₁WI高信号，T₂WI高信号

D.15d以后，T₂WI上高信号的血肿周围出现低信号环

E.完全液化后，T₁WI低信号，T₂WI高信号

Mrs Smith ______ a teacher. But she doesn't do that job now. [ ]

A. used to be

B. was used to be

C. has been

D. was used to doing