有关脊麻时低血压的原因,哪项正确()
A.阻滞交感神经节前纤维
B.阻滞支配肾上腺髓质的神经
C.阻滞副交感神经纤维
D.肌肉松弛
E.术前脱水
参考答案:A
The film Harry Potter was quite _____ hit across the world, bringing in ____ income of box office of over millions of dollars within five months.[ ]
A. /; an
B. a; /
C. a; an
D. a; the
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