单项选择题
Mike: Can I borrow $5
Tony: ___1___ Why do you need it
Mike: I want to buy lunch.
Tony: Where's your money
Mike: ___2___
Tony: Your wallet is empty
Mike: I don't have even one dollar in it.
Tony: ___3___
Mike: Even if it's only for a short while.
Tony: It's always good to have friends.
Mike: Friends will lend you money when you're broke.
Tony: ___4___
A. Being broke is no fun.
B. A friend in need is a friend
C. It's not in my wallet.
D. Sure.