I answered:

My sister is studying as a designer. was as-
He is at home and his sister is on the table.
All kinds of stuff for drawing and drawing.
I get into an incomprehensible joke and
I ask :
What is it? A flexible cure.
For what is it?
(The answer hanged the system...)
To paint the curved lines.

The system hanged on him... And you try to draw a sinusoid, cosinoid, etc. exactly. At least...