A

　　Mom: Where is your uncle?

　　Boy: He's in front of the house.

　　Mom: What is he doing now?

　　Boy: He's washing his car.

　　Mom: Tell him to have dinner.

　　Boy: Ok,mom.

　　B

　　Man: Who are they?

　　Woman: They are my brother and sister.

　　Man: Where are they?

　　Woman: They're at my birthday party.

　　Man: What are they doing?

　　Woman: They're eating and drinking.

　　C

　　Man: Hi,Susan. What are you doing now?

　　Susan: I'm washing the dishes.

　　Man: Do you usually wash the dishes?

　　Susan: No,I rarely wash the dishes.

　　Man: Why are you doing that?

　　Susan: Because my mother is out of town.

　　A

　　妈妈：你叔叔在哪里?

　　男孩：他在房子前面。

　　妈妈：他在做什么?

　　男孩：他正在洗车。

　　妈妈：叫他吃晚饭。

　　男孩：好的，妈妈。

　　B

　　男：他们是谁?

　　女：他们是我的弟弟和妹妹。

　　男：他们在哪里?

　　女：他们在我的生日派对上。

　　男：他们在做什么?

　　女：他们在吃东西。

　　C

　　男：嗨，苏珊。你现在在做什么?

　　苏珊：我在洗碗。

　　男子：你平时经常洗碗吗?

　　苏珊：不，我很少洗碗。

　　男：为什么你现在要洗呢?

　　苏珊：因为我妈妈出城了。

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