be red in the face- He is red in the face because he cried at school.
sit down- She sits down on the chair.
pick something up- My twin sister picks up the candy bar and eats it.
walk off- He grabs his homework and walks off to his house after school.
go back- She had to go back at home because she forgot to bring her pencil case to school.
take something out- He takes out his old toys and old clothes.

POINTS TO IMPROVE ON:
-Punctuation
-Preposition

Great job for doing your homework Kevin!