Choose the right form of the Infinitive

1. I was happy (to offer) this job. 2. He is said (to be\ to have been) a good student. 3. The delegation is reported (to be arrived\ to have arrived\ to arrive). 4. He is said (to write\ to have written\ to be writing) his course paper. 5. It’s useless (to discuss\ to be discussed\ to be discussing) the question. 6. (to be living\ to live\ to have been lived) means (to be creating\ to create\ to have been created). 7. It takes me long (to get\ to have been got\ to be got) to the office by bus. 8. I think it is important for schoolchildren (do\ to do\ to be doing) their homework. 9. They are said (to have worked\ to have been working\ to work) at the project for three months. 10. I didn’t actually see her (to take\ to be taking\ take) the key.