肝血池显像中原发性肝细胞肝癌处血池放射性较周围肝组织为()
A．增高
B．相似
C．较低
D．明显低
E．缺损
参考答案：B
句型转换。
1. Ann did her homework yesterday evening.(对划线部分提问)
_____ _____Ann _____ yesterday evening?
2. The children had a good time in the park. (对划线部分提问)
_____ _____the children _____ a good time?
3. They read English last night.(对划线部分提问)
_____ _____ they _____English?
脏躁一名最早见于＿＿。
