1 . Lisa was tired last night. But she found it ________ (possible) to sleep because of the noise.

2 . It’s ______ for you to finish such difficult work in an hour. Let me help you. (possible)

3 . — It’s i________ to finish the work by 5:00 pm.
— I see. You mean you need more time to do it, right?

4 . What bad weather! The heavy fog has made flying ________ (possible), so let’s leave tomorrow.

5 . It’s ______ (不可能的) for me to finish so much homework in only one hour.

6 . It is ________ for Jim to do his homework well because it is too noisy outside. (possible)

7 . It is ___________ to walk there in ten minutes. It’s about 5 kilometres away. (possible)

8 . It’s i________ to finish the difficult work in two hours.