2--Yes, I'd like to buy some books about tourism.

1--Why don't you look at this one?

2--Well , it seems good , isn't it?

1--Yes , and it has very good sales.

B.In that case,l'll take one.

1--Shall I wrap it up for you?

2--Yes , please. Thanks.

1--You're welcome.

===================================

注解：

1.tourism旅游

2.sales销售     

3.In that case既然那样

===================================

译文：

1--需要帮忙吗?

2--是的，我想买一些关于旅游的书。

1--您为什么不看看这本呢?

2--哦，这本书看起来不错，不是吗?

1--是啊，而且很畅销。

2--那我要一本吧。

1--要帮您包装吗?

2--好的，谢谢。

1--不用谢。