题型:选择题 我们每个人都在“意志银行”里储存了一些意志品质,有些是坚强的,有些是懦弱的。下列属于意志坚强的行为是A.正视自身弱点,勇往直前B.遇到麻烦时,惊慌退缩C.遇到困难时,消极等待D.学习成绩不好时,唉声叹气 查看答案
题型:单项选择题 关于代谢性碱中毒的特点,以下正确的是 ()A.HCO3-/H2CO3<20/1,原发性H2CO3↓B.HCO3-/H2CO3<20/1,原发性HCO3↓C.HCO3-/H2CO3>20/1,原发性H2CO3↑D.HCO3-/H2CO3>20/1,原发性HCO3↑E.pH值一定增高 查看答案
题型:单项选择题 What’s true about the orchestra a. It failed for the fourth time in public performance. b. Its performance was so charming that even a dog would enjoy it. c. It performed poorly the fourth movement. d. It did not complete the whole performance due to some specific reasons. 查看答案