The TV program was so exciting that the children kept their eyes( )on the screen.
A.正确答案Cto fix
B.to be fixed
C.fixed
D.fixing
The TV program was so exciting that the children kept their eyes( )on the screen.
The TV program was so exciting that the children kept their eyes( )on the screen.
A.正确答案Cto fix
B.to be fixed
C.fixed
D.fixing