now I hold the sheet of paper tilted at an angle smaller than 90 degrees with respect to the flash light, then the shape of the spot of light on the sheet of paper changes.
(I; hold; the sheet of paper; T:now) (paper; tilted; at an angle smaller than 90 degrees with respect to the flash light)
I paper
hold tilted
the sheet of paper T:now
at an angle smaller than 90 degrees with respect to the flash light