Rewrite the following sentences in the passive. 1. The exhibition displayed exhibits from 40 participating nations. 2. Participants hold business talks, negotiate transactions and sign contracts. 3. Fairs and exhibitions give visitors a good idea of the country's way of life. 4. Companies and firms from Belarus will present a great part of the exhibits. 5. They have traditionally regarded Belarus as an agrarian country. 6. Groups of firms organized several exhibitions of Chinese merchandise. 7. Representatives from nearly 50 large-scale and private firms attended the exhibition.

1. The exhibits from 40 participating nations were displayed at the exhibition.

2.  Business talks are held, transactions are negotiated and contracts are signed by participants.

3. Visitors are given  a good idea of the country's way of life thanks to fairs and exhibitions.

4. A  great part of the exhibits will be presented by companies and firms from Belarus.

5.  Belarus has  traditionally been regarded as an agrarian country. 

6.  Several exhibitions of Chinese merchandise were organized by  groups of firms.

7.  The exhibition was attended by representatives from nearly 50 large-scale and private firms.