— Mr. Green, could you tell me ____________?
— Usually at the Thanksgiving Festival.
A:when do American people eat turkey
B:when American people eat turkey
C:where do American people eat turkey
D:where American people eat turkey
澶渊之盟发生在以下哪两个政权之间( )
读我国西北、青藏地区图,回答:
在C+O2CO2反应中, ____ 份质量的碳与 ____ 份质量的氧气反应生成 ____ 份质量的二氧化碳,反应中各物质的质量比为(化成最简)____ .