— Look at the boy playing basketball on the ground. Is it George?— It ________ be him. He told me he would play basketball after class, but he’s not sure.
--- ___________ --- Drop in if you have time.
---Happy New Year, Jimmy! ---____________.
---Can I borrow your dictionary? I _______ mine at home. --- OK. Here you are.
---Look! That’s Amy. ---It _______ be her. She’s gone to Xi’an.
--- I would like some pants. ---OK, look at the blue _______.