一辆卡车在丘陵地匀速行驶，地形如图所示，由于轮胎太旧，途中爆胎，爆胎可能性最大的地段应是
A．a处
B．b处
C．c处
D．d处
答案：D
阳病治阴的病理基础是（）
A.阴虚
B.阳虚
C.阴盛
D.阳盛
E.阴阳两虚
If he ________ my advice, he wouldn't have lost his job.[ ]
A. followed
B. should follow
C. had followed
D. would follow
lost his job.[ ]