择期单纯胆囊切除术病人麻醉可选择()。
A.全麻
B.连续硬膜外
C.全麻+连续硬膜外
D.腰麻
E.局麻
参考答案:A, B, C
解析:可选用全麻、连硬外或全麻加连硬外麻醉。
The policeman told me that I had passed the driving test and never in my life _______ so happy and excited.
A.I felt
B.did I feel
C.I had felt
D.had I felt
马消化纤维饲料的主要器官是:()
A.胃;
B.十二指肠;
C.回肠;
D.盲肠。