A:酚酞
B:石蕊
C:二氧化碳
D:锌粒
如图所示.物体M在水平导轨上平移时.带动滑动变阻器的滑片P移动,通过电压表显示的数据,可反映出物体移动距离的大小.下列说法正确的是( )
My hometown is _________ the Beijing River.
—There ________ a basketball game in our school tomorrow. —Great!
Shu-How Lin is now one of_______ basketball players in the NBA.