M etals

ferrous non-ferrous

cast iron steel aluminium bronze copper

brittle keen pliant supple

s nap at the provocation form a cutting edge bend in wire buckle under its weight

U sage of steel

bearing structures roofs pipes reinforcement

VI. E. Speak on the classification of non-metals

Table 2

NON-METALS

Plastics ceramics

semi-rigid rigid soft plastic porous dense

simple complex bricks, tiles floor tiles, pavior bricks

VII. A. Change the sentences into Past and Future Indefinite

1. Your son plays chess well. 2. Does your daughter leam English? 3. They often make many mistakes in the tests. 4. Who is your best friend? 5. Usually I help my mother about the house. 6. The students go to the library every day. 7. Usually I have two days-off. 8. Our classes begin at 9 o'clock. 9. We attend such conferences regularly. 10. It often rains in autumn. 11. How many times a week do you go shopping? 12. Do they like detective stories?

VII. B. Answer the questions

1. Do you live in our city? 2. Where does your family live? 3. What street do you live in? 4. When did you go to school? 5. Did you study well? 6. When did you finish school? 7. Why did you enter our academy? 8. What will you be after graduating from the Academy? 9. Do you want to be an engineer?

U n I t 21. What does she look like?

I. A. Study new words

as long as пока dam [dæm] дамба wall paper обои	argumentative [,α:gju′mentətiv] любящий спорить changeable [′teindʒəbl] переменчивый, изменчивый wonder [′w∧ndə] чудо, удивляться, интересоваться
as soon as как только		used to [′ju:st tu(:)] привыкший что-то делать
block [blɔk] квартал, блок break into вламываться proud [praud] гордый			experience [ikspiəriəns] опыт, испытывать informal [in′fɔ:məl] неофициальный nervous [′nə:vəs] нервный, нервничающий
below [bi′lou] ниже, под, внизу brave [breiv] храбрый, смелый definitely [′definitli] несомненно detailed [′di:teild] подробный humid [′hju:mid] влажный protect [prə′tekt] защищать signature [′signitə] подпись written [′ritn] письменный				accomplish [əkɔmpli] выполнять break [breik] перерыв, перемена breeze [bri:z] легкий ветерок, бриз constantly [′kɔnstəntli] постоянно formal [′fɔ:məl] официальный influence [′influəns] влиять, влияние skilful [′skilful] искусный, умелый spoken [′spoukən] разговорный
apply [əplai] применять, прикладывать; (to smb.) обращаться attack [ə′tæk] разрушать, поражать, разрушение; приступ боли arise [əraiz] – arose [ərouz] - arisen [ərizn] возникать, появляться ornamental [,ɔnə′mentl] орнаментальный, декоративный machinery [mə′i:nəri] машинное оборудование, машина, механизм manufacture [,mænju′fæktə] производить, производство