)) ex. 4. fill in the blanks with preposition 1. the subsidiary bbs ltd. germany specializes producing washing powder. 2. you were recommended __ russian chamber ¬merce and industry. we are interested buying a new range company. 3. our associates were impressed selection pot plants that was displayed year's gardening exhibition held . 4. we usually deal 20% trade discount additional dis¬count units. 5. the buyer would like to deal consignment basis period months. 6. if you are not certain the product ask sample.

1. The subsidiary __of__ BBS Ltd. ___in__ Germany specializes _in___- producing washing powder.
2. You were recommended __ by___the Russian Chamber _of__Com¬merce and Industry. We are interested _in___ buying a new range __of__products __from__your company.
3. Our associates _in___Warsaw were impressed __by__the selection __of__your pot plants that was displayed __at___this year's Gardening Exhibition held __in__Moscow.
4. We usually deal _on__a 20% trade discount basis__with__an additional dis¬count _for__orders__over__200 units.
5. The buyer would like to deal __on___a consignment basis ___for___a period __of__six months.
6. If you are not certain __of__ the product ask __for___a sample.