在空分装置中,蒸汽冷凝和液体蒸发的过程是两个相反的过程,但都是()
A.质到量变
B.质到质变
C.量到质变
参考答案:C
补全对话,根据情景,从方框中选出正确的选项,其中一项多余。
A:Excuse me. Where’s the Linghu Park?
B: 小题1:
A: How far is it from here?
B: It’s about thirty minutes on foot.
A: 小题2:
B: Yes.
A: 小题3:
B: The No.8 bus.
A: 小题4:
B: It’s on the other side of the street.
A: Thank you very much.
B: 小题5:
A.Go along this street, then turn left at the second turning.
B.Which bus do I need?
C.Can I take a bus?
D.You’re welcome.E. But where’s the bus stop?
F. But where’s the park?
男性,50岁,遭车祸时左季肋部撞伤致脾破裂。血压11/8kPa(80/60mmHg),脉搏120次/分,表情淡漠,口渴,肤色苍白。估计出血量达()。
A.400~600ml
B.600~800ml
C.800~1600ml
D.1600~2400ml
E.>2400ml