成熟节片中没有 [ ]
A.子宫
B.精巢
C.吸盘
D.卵巢
答案:C
— Do you have the time?
— Sorry, I have no watch.
— ____
A.What a shame!
B.Thanks anyway.
C.It doesn’t matter.
D.Why not buy one?
变异型心绞痛发作时,心电图的改变为()
A.有关导联ST段降低
B.有关导联ST段抬高
C.有关导联原来倒置的T波变直立
D.有关导联T波倒置
E.有关导联T波低平