原文：Knock，Knock！

question:What does Jim have to drink?

Isn't there anyone at home?

I'll knock again ,Helen.Everything's very quiet.I'm sure there is no one at home.

But that's impossible.Carol and Tom invited us to lunch.Look through the window.Can you see anything?

Nothing at all.

Let' try the back door.

Look everyone's in the garden.

Everybody wants to have lunch in the garden.It's nice and warm out here.

Come and have something to drink.

Thak's Carol.

May I have a glass of beer please?

Beer? there is none left.

You can have some lemonade.

Lemonade!

Don't believe her Jim.

She's onlu joking.Have some beer.

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知识：

lemonade：n 柠檬水。