Напишите отрицательную форму и пять типов вопросов к следующим предложениям. 3. human interference with the environment caused many problems. текст environmental problems of the earth the environment is our physical surroundings. this includes both human (man-made), social, and physical (natural) features. natural features include soil, the atmosphere, vegetation and wildlife. human features include housing, transport and industry. social features include things such as culture, language and political systems. a variety of environmental problems now affect our entire world. as globalization continues and the earth's natural processes transform local problems into international issues, few societies are being left untouched by major environmental problems. many people are concerned about human action in the environment. human interference with the environment causes many environmental problems. some of the largest problems now affecting the world are acid rain, air pollution, global warming, hazardous waste, ozone depletion, smog, water pollution, overpopulation, and forest destruction. every environmental problem has causes, numerous effects, and most importantly, a solution. burning oil and petrol in motor vehicles puts nitrogen oxides (nox) into the atmosphere. these gases mix with water droplets in the atmosphere creating weak solutions of nitric and sulphuric acids. when precipitation occurs these solutions fall as acid rain. acid rain increases the acidity levels of rivers, lakes, seas and soils. this can kill aquatic life and vegetation.
1. Вы можете купить этот новый компакт-диск, если у вас есть (есть) £ 15.
2. Если Питер (принести) свою гитару к партии, мы можем спеть несколько песен.
3. Если вы (смешать) черно-белый, вы получите серый цвет.
4. Мы можем поймать поезд 10.00, если мои друзья (приехать) в установленные сроки.
5. Если погода (будет) штраф завтра, мы можем поехать на море.
6. Идите домой, если вы (чувствовать себя) больным.
7. Вы получаете удовольствие от поездки больше, если вы (пойти) в школу на велосипеде.
8. Если (дождь) во второй половине дня, мы не можем играть в теннис.
5. If you read more English books, you'd better know English. 6. If you called him now, you would have to talk to him. 7. If he hadn't tired so much on Sunday, he would have joined you. 8. If you turned right, you would not get lost. 9. If not for the awful weather, the children could walk in the morning. 10. If she yesterday did not hurt so much head, she would have finished the translation. 11. If you asked him last night, he went to the post office and sent a telegram. 12. If you explained everything to him, he would have helped you. 13. If you met him now you wouldn't recognize him. 14. If I were in your place, I would consult parents. 15. If it were not raining, we could go for a walk. 16. If not for your help, I wouldn't have finished the work on time