Choose the correct answer for each following question.
1. She arrived early ...................... order to get a good seat.
2. I am .................... that you broke the record.
3. The radio was ...................... by Tim yesterday.
4. Would you .................... cleaning the floor for me?
5. It is difficult .................... all these things.
6. Billions of cans are thrown .................. every year all over the world.
7. Don’t let children .................... near the lake.
8. The question sounds very .........................
