Quantative pronouns

My pencil is lost , I don't find it ______

My sister is too hungry. She can eat ____ from the canteen.

___ has locked our classroom door .

Did you hear ___knocking at the door ?

School is closed today . You won't find ___ there .

Look back , ___ is standing behind you.

My mom searched the keys ___but she didn't find them .

My grandpa and uncle are going ___ on weekend.

She tidied up___ in her cupboard.

___did their home work yesterday.