Exercise 3. Rewrite the sentences using The Nominative with the Infinitive

Exercise 3. Rewrite the sentences using The Nominative with the Infinitive = Complex Subject
1.It seemed that the beam was fixed.
2. We know that houses are often built of complete concrete structural units nowadays.
3. It turned out that the builders have set the partitions of the rooms not according to the plan.
4. It is heard that Greek builders became second to none in column building.
5. We consider that buildings with exterior walls мейд of wood comprise the most inflammable type of construction.
6. We believe that concrete is one of widely used building materials.
7. It is known that concrete is made of cement, sand, crushed stone and water.
8. We know that plastics combine all the fine characteristics of a building material with good insulating properties.
9. It is reported that a new bridge has already been constructed.