Personal pronouns - object or subject form?

There are two boxes under the table. Don't open _________.

Which is Bob's bike? - ________is the red one.

Mary has some new books. She bought _________some days ago.

Laura and I usually meet here. Then ______go to school together.

Greenwich is a part of London. You spell _____ with a "w".

This is my brother. ______name is Alex.

You bought a new bag? Is __________bag red or yellow?

James and I have a new car. _________car is modern and fast.

Melanie, Jackie, and Shelly will cook dinner tonight and _____will also wash the dishes.

My grandparents have a small house. _________house is in Oak Street.

We need some help. Could you help ________please?

She is a nice girl. I like ________.