Their, there, or they're?

These are ________ books.

• Their

• There

• They're

My friends aren't at home. ________ studying for the test.

• Their

• There

• They're

The pictures are _________ on the wall.

• their

• there

• they're

______ are 10 chairs in the picture.

• Their

• There

• They're

________ running on the street.

• Their

• There

• They're

That is _______ house.

• Their

• There

• They're

_______ not studying, _______ watching a film at the cinema.

• Their / their

• There / there

• They're / they're

_______ reading _______ books.

• Their / they're

• There / their

• They're / their

I think ______ are 200 people in this picture.

• Their

• There

• They're

How many books are _______ in the picture?

• Their

• There

• They're