A:木炭在氧气中燃烧
B:红磷在空气中燃烧
C:硫在氧气中燃烧
D:蜡烛在空气中燃烧
句式判断。
你这么小年纪,能自己走吗?( )
Please____ ____me photo.
— Will you buy this tie for Dad?
— I have no idea. I don’t know or not the colour matches his new shirt.
如图为我国某大河流域示意图,依据图示信息并结合所学知识回答下面小题.