第一册：lesson nineteen。

原文：tired and thirsty。

A:What's the matter,children?

B:We are tired and thirsty.

A:Sit down,here. Are you all right now?

B:No,we aren't.

A:Look there is an ice cream man. Two ice crems please. Here you are,children.

B:Thanks. these ice creams are nice.

A:Are you all right now?

B:Yes we are.thank you.

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单词：

icecream：冰淇淋。

thirsty：口渴的。

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知识:

What's the matter?怎么了，What's wrong ?