我参加了一个大型书展，出版商在那里展示了他们的最新出版物。

I attended a large book ___fair where publishers showcased their latest releases.

这次技术博览会展示了创新的小工具和信息丰富的研讨会。

The technology ___fair featured innovative gadgets and informative seminars.

当地工匠在社区博览会上出售他们的手工制品。

Local artisans sold their handmade crafts at the community ___fair.