—I knocked into a tree when I went to the bus stop for my friend.

—I suppose you _____too fast.

A．had driven

B．are driving

C．drove

D．were driving

与亚急性甲状腺炎发病有关的是（）

A.TSAb

B.TBII

C.TGI

D.结肠炎耶尔森菌

E.病毒感染