Exercise 8. Complete the following sentences with the correct form of the verbs in the blankets.
1. It's exciting for us (be) here.
2. It's an honor for us (work) in this lab,
3. It's a pleasure for me (have) you here.
4. It's important (take) a break twice a day.
5. It's a good idea (put) on your coat since it's cold today.
6. He spoke so quickly that it was impossible (understand) him.
7. She was right (complain) about that hotel.
8. It is easy for us (criticize) other people.
9. It would be silly of him (spend) all his money.
10. They gave him an opportunity (escape).