询问价格及应答 — 英语填空题
题目
Lily 去水果店买水果。苹果每千克 8 元，她买了 2 千克苹果，又买了一个 6 元的西瓜。她付给店员一张 50 元的钞票。请根据情境补全对话。
A: Can I help you?
Lily: Yes, please. How much ___ the apples?
A: They're 8 yuan a kilo.
Lily: I want two kilos of apples and this watermelon. How much ___ they in all?
A: That's ___ yuan, please.
Lily: Here you are.