A:-488.3 kJ·mol-1
B:-244.15 kJ·mol-1
C:+488.3 kJ·mol-1
D:+244.15 kJ·mol-1
根据材料内容,选择正确答案。
MOVIE GUIDE THURSDAY
Rush Hour 15:00 23:00
My Life as Mcdull 9:00 13:00
①Action Movie
Do you like Jackie Chan? Rush Hour is another movie of his. It's so exciting. Come and have fun!
②Cartoon
Mcdull is a little pig. He's kind of silly but he's very cute. Do you want to enjoy happiness with him? Be sure to watch it!
Mr. Bean 11:00 19:00
Harry Potter Ⅲ 17:00 21:00
③Comedy
Rowan is a great actor. His movie Mr. Bean is coming. It's very funny. Don't miss it!
④Science Fiction
Harry Potter has been in the wizardry school (魔法学校) for three years. He begins a new life. How is everything going?
①国家税务总局提高小微企业所得税减半征收标准一一经济手段
②国务院要求互联网运营企业“降费提速”——法律手段
③大范围实施重点产业调整振兴规划一一经济手段
④央行于2015年10月24日“降息、降准”——行政手段
下列计算正确的是( )