Yes, the ball can hit the white line when served in table tennis. The white is part of the playing surface and is therefore "in".
You must stand behind the base line.
it is served at the back of the court, behind the line(;
Behind the back line of the court.
You stand behind the white line at the back of the court. This is known as the base line.
The boundries of tennis are, in singles play, the inner court line. In doubles play, the boundries are the outer line. The line that someone serves behind is the base line.
be able to keep your hands behind your back.
The farest line from the net parralell from the net. The server stands behind it.
They Line up behind the center in there positions