社会生产力发展水平和发展状况的主要标志是科学技术。
参考答案:错
. Recently a terrible earthquake happened in Sichuan, ____the people are still suffering.
A.from their effects
B.of which effects
C.of its effects
D.from whose effects
“见尿补钾”,补钾的最大滴速不宜超过()
A.40mmol/h
B.35mmol/h
C.30mmol/h
D.25mmol/h
E.20mmol/h