Проверьте пожалуйста английский. (Перефразирование)

Question

1.They think the company is making a big profit. (thought) [The company is thought to make a big profit] 
2.“You must pay for the tickets by Friday”, he said to me. (insisted) [He insisted on me to pay for the tickets by Friday] 
3.Ben was seen to throw an envelope into the rubbish bin. (saw) [Someone saw Ben throwing an envelope into the rubbish bin] 
4.My hair is trimmed once a month. (I have)[ I have my hair trimmed once a month.] 
5.Mark fell into the swimming pool on his wedding day. I’ll never forget it. (Mark’s) [I’ll never forget Mark’s falling into the swimming pool on his wedding day.]

Ольга · Accepted Answer

во втором ошибка (я считаю) , где "он ми" 
он- неправильно

Александр Ермишко · Answer

1. The company thought that they are making a big profit. 
2. He insisted me to pay for the tickets by Friday. 
3. Someone saw Ben throwing an envelope into the rubbish bin. 
4. I have my hair trimmed once a month. 
5. I will never forget Mark’s falling into the swimming pool on his wedding day.

Игорь Неупокой · Answer

1. The company is thought to be making a big profit. 
2. He insisted on me/my paying for the tickets by Friday. 
3. Someone saw Ben throw an envelope into the rubbish bin.