患者女，37岁，劳累后突发寒战、高热1天、伴腰痛，尿频、急、痛，查体：体温39.6℃，呼吸24次/分，脉搏100次/分，血压90/60mmHg，左肾区叩痛（+）。尿常规白细胞满视野，红细胞10～15个/HP，可见白细胞管型，尿蛋白（+）。

该患者最可能的感染途径是（）

A.直接感染

B.淋巴道感染

C.血行感染

D.上行感染

E.以上均不是

F.以上均可能

Indians always shake (摇) their heads when they talk to others. (41) does not have the same meaning (42) "no". If someone wants to visit India, (43) should know this, (44) it will give him some trouble.
One day, a foreign officer went to India on business. He hired (雇佣) a car and an Indian to drive it. When he (45) the driver to send him to his office, the driver shook his (46) at once. The officer repeated his order, and the driver (47) so again. At last, the officer, of course, got (48) .
" (49) dare you refuse (拒绝) my order" he shouted. "Drive me to office immediately!"
The driver answered (50) quite a loud voice, too. "Yes, sir !" But he still shook his head at the same time. Suddenly the officer realized that, "No means Yes here!\

[A] for[BI like[C] as