I’m new at the party and I don’t have a friend ____.
—May I ask you _____ the writer? —Sorry. I don’t know him. You can ask Sam ______ help.
Jack, with his friends, ______ see Mr. Wang this weekend.
In our school ________ students can search the Internet for useful information now.
September 10th is __________ Day.
I don’t like this shirt. Would you please show me ________ one?