Опознать Причастие II и его функции 1. The fibres are divided into natural and man-made. 2. Natural fibres are subdivided into vegetable, animal and mineral ones. 3. Fibres produced from cellulose are called rayons. 4. Many natural fibres have been used from prehistoric times. 5. The students performing the tests are from our group 6. The fibers tested for strength were accepted as appropriate for our needs. 7. The students attending the lectures will be successful at the exams.