情景交际
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.