— Are these _____ jeeps?

— No, _____. [ ]

A. Chineses, they aren't

B. American, they are

C. Japan, they aren't

D. English, they aren't

对病人不一定有助益，可能违背医学伦理学有利原则的做法是（）

A.根据病情作相应检查

B.根据病情作相应治疗

C.根据病情给予止痛手段

D.病人受益而不给他人太大伤害

E.病人患癌症而且到了晚期时告知他本人