Use it is or there is / are in the following sentences.1. … very wet today, … impossible to go out. 2. … a thick fog

1. It is very wet today, it is impossible to go out. 2. There was a thick fog last week. There were usually a lot of accidents in such bad weather. 3. It is foolish to drive fast when it is foggy or rainy. 4. It is interesting to go sightseeing in any unknown city. 5. There are a lot of places of interest in ancient towns of this country. 6. It is time to go home, there was a lot of work to do there. 7. There are all sorts of stories about Robin Hood. 8. It is a pity you can’t go with us. 9. There is only one cigarette in the box. 10. It is important to know the details.