Нужно вставить предлоги и наречия. Помогите)))
1. Are you going to take part..... the talks which are to be held the day after tomorrow? 2. We shall discuss all these points after they see the equipment..... operation. 3. We stand..... cooperation ....... all countries. 4. In 1957 the Russian word "sputnik" was introduced.... many languages. 5. The museum was crowded ..... visitors, therefore it was rather difficult to come up ..... some of the exhibits that were ...... display. 6. Marshak's books are very popular... children, aren't they? 7. The professor said, "Petrov's work made a very good impression.... me, I'd like you to read it too. 8. Have you read.... our latest achievements..... the field ....biology? 9. I wonder if the shoes which are exhibited.... the shop window are...... sale. 10. When are you going to discuss the new plan..... detail? 11. Let's go for a walk..... the fields. 12. The Leipzig Fair which is held..... Leipzig twice a year, .....autumn and..... spring is very ......popular businessmen..... different countries. They come....... the fair as they are interested........ introducing their goods....... new markets.
Russia always takes part..... the fair. Our country is interested..... doing business as..... many countries as possible.

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