We are going to have a partythe afternoon December 25th.[ ]
Do you know the boy________ is sitting next to Peter?-Yes. He is Peter’s friend. They are celebrating his ________ birthday.
Mr Liu is a very popular doctor, so he is always busy______his work.[ ]
In the past, ice used to ______ used to ______ the air in a room.
Where is the football? I can’t see it.— It’s _______ the table.[ ]