Ребят, кто отлично знает английский? Нужна помощь в тесте! Тема-Инфинитив. Глупцам

Ребят, кто отлично знает английский? Нужна помощь в тесте! Тема-Инфинитив. Дурачкам просьба не писать, только понимающие люди! Задание: Избрать предложения, в которых инфинитив употребляется в функции 1)определения, 2)происшествия, 3)иные функции. Также записать сами слова или выражения, которые являются этой частью речи. 1. The techniques of marketing research have now given markets new ways to learn and analyse the needs and wants of consumers. 2. Most small companies produce only commodities to be in demand. 3. To understand the new role of small business in manufacturing it is necessary to know the laws of the market. 4. He hastened to the city to perform the most difficult part of the task he had undertaken. 5. Firms may think that they can reduce their production costs enough to get back into profit. 6. The products to be sold have been just sent to the shop. 7. To translate this text I need a dictionary. 8. To produce these goods requires a lot of time. 9. To devote himself entirely to scientific research he abandoned PR which he had studied for some years.