根据所给的情景,补全下面的对话。
A:Can I_______you? B:Thank you. I’d_______a watermelon.
A:_______ _______this big one? B:It’s very nice. How much is it?
A:Seven yuan. Anything_______? B:I_______some strawberries,too.
A:_______ _______do you want? B:Two kilos.
A:OK. Here you are. B:_______ _______are they?
A:Six yuan. B:Here’s the money.
A:Thanks B:You’re welcome.