女性30岁，腰痛，尿频尿多，血压160／100mmHg，尿蛋白（＋），RBG8～10个／HP，白细胞15～20个／HP，静脉肾盂造影提示右肾缩小，肾盂扩张。

下面哪些提示不是慢性肾盂肾炎的病理改变（）。

A.肾盂纤维化

B.肾盏变形

C.大量泡沫巨噬细胞

D.新月体形成

E.慢性间质性肾炎改变

As you can see, the number of cars on our roads ______ rising these days. [ ]

A. was keeping

B. keep

C. keeps

D. were keeping