QUES: acceptable
ANS: The curtain which Fred tore in rolling the wallpaper up was the kind gift of my maternal Aunt Priscilla.

QUES: acceptable
ANS: The door slid shut.

QUES: acceptable
ANS: During the early evening, Saturn can be found in the north, while Jupiter rises in the east.

QUES: unacceptable
ANS:
You shouldn't play with rifles because play with rifles to is dangerous.