Respuesta :

I belive the answer for #3 is "Head slightly tilted, eyebrows furrowed."
Pitxbullxgirl
#3 is 
You should lower your eyebrows when asking a question.

#1
the sign for "separate" is made by touching both hands together at your fingers and thumb together and touching your cheek at the side of your mouth.

i'm not for sure on #2 sorry