—Did you go to Li Lei's birthday party?  

—No, I          . [ ]

A. wasn't invited

B. haven't invited

C. don't invite

D. am not invited

下列关于子宫肌瘤CT表现的描述不正确的是（）

A.子宫大小和轮廓可以发生改变

B.子宫可受压移位或变形

C.平扫时肿瘤密度与正常子宫肌层一致

D.增强时肿瘤密度与正常子宫密度差别很大

E.肿瘤内部偶有钙化出现