—The patient looks much better.________ is it that has made him ________ he is today?

—Perhaps the special medicine and his family's patient care.

A．What；that

B．That；that

C．What；what

D．What；which

在37℃培养无动力，25℃培养有动力的细菌是（）。

A.普通变形杆菌

B.奇异变形杆菌

C.小肠结肠炎耶尔森菌

D.摩根菌

E.大肠埃希菌