P升高0.1kPa可由红细胞内2,3-DPG浓度增高1mmol/gHb所致。()
参考答案:对
Passage Three
What is the main idea of the passage
A.Employment became widespread in the 17th and 18th centuries.
B.Unemployment will remain a major problem for industrialized nations.
C.The industrial age may now be coming to an end.
D.Some efforts and resources should be devoted to helping more people cope with the problem of unemployment.
从1840年开始,列强屡屡对中国发动侵略战争,中国军民奋起抵抗,谱写了一曲曲抗击入侵者的光辉篇章。中国人民第一次自发的大规模抵抗英国侵略者的斗争是()
A.收复新疆
B.三元里人民抗英斗争
C.台湾人民反割台斗争
D.义和团运动