Найдите в следующие предложениях герундий, инфинитив, причастие и выпишите их, указав часть речи. 1. The goods are reported by the sellers to have been shipped on Monday. 2. To run a company is very difficult. 3. Having lost the key, the secretary couldn’t enter the office. 4. The students knowing English well, the examination didn’t last long.