下列说法正确的是( )A.理想气体严格遵守气体实验定律B.从微观角度看,理想气体的分子还是有一定体积的C.自然界中不存在理想气体,因此研究理想气体无任何价值D.理想气体的内能与气体所含的分子总数和气体的温度有关 答案:AD四、阅读理解(共15小题;每小题2分,满分30分) A () 51. The people in needn’t go to work on Fridays. A. Canada B. Scotland C. Egypt D. Japan() 52. If it is 8:00 a. m. in western Canada,the time is in eastern Canada. A. 11:00 a.m. B. 12:30 p.m. C. 2:30 p.m. D. 4:00 a.m.() 53. While Canadian children are waking up,children in Scotland are. A. having lessons B. sleeping C. watching TV D. playing games