Определите время и залог сказуемого: 1. Modern architecture is characterized by simplicity of line.
2. Coated nylon has been used recently as the basic material in the construction of small craft.
3. The plant is being modified now to start mass production of the new houses.
4. The project was approved, but the engineer was shown some drawbacks that could easily be corrected.
5. You will be informed as soon as the drawings are received.
6. The goods are reported by the sellers to have been shipped on Tuesday.
7. Certain special steps were taken to reduce the weight of the whole structure.
8. With a catalyst the reaction was accelerated tenfold.
9. These parts are made of steel throughout.
10. This technique will be referred to in many articles.