逆行肾盂造影显示肾小盏杯口呈虫蚀状改变,杯口附近肾实质内有团块状造影剂与杯口相连是()
A.肾结石
B.肾实质肿瘤
C.肾盂肿瘤
D.肾脓肿
E.肾结核
参考答案:E
阅读理解,判断对"√"错" × "。
Amy is my best friend. She's a nice girl. She's ten. She's tall and quiet. She has long hair and a small
mouth. She has big eyes and a small nose. She likes music, computer games and painting. She likes books,
too. She has fifty story books. She is a good student. I like her very much.
( ) 1. Amy is my sister.
( ) 2. Amy is not quiet.
( ) 3. Amy has 15 story books.
( ) 4. Amy likes painting and music.
( ) 5. Amy has long hair and a small mouth.
关于金融期货三大类别出现的先后顺序,下列排列正确的是()。
A.利率期货一外汇期货一股指期货
B.外汇期货一利率期货一股指期货
C.利率期货一股指期货一外汇期货
D.股指期货一外汇期货一利率期货