Answer the questions. it makes me feel happy when i go on holiday англ,яз 9 класс ,Узбекистан
Gr.Ex 1 p.91

1each student must take exams twice a year.2 they took exams in december.now her mother is preparing dinner.4 we had to get new information about this event.                                                                                                                                                                       1 the staff of internal auditors is supported by many large organizations.2 shareholders invested large sums of money in this enterprise.3 the work is carried out by a group of young specialists.4 are you satisfied with the results of the experiment?                                                                                                                                                                                                                                                                                             1 you do not have to smoke here.last summer i had to work hard.3 they will be allowed to participate in the conference.4 he can speak good english.                                                                                                                                                                                                                      

Read and translate the sentences. Say which sentences you agree / disagree with.  

Try to explain your choice.  

1. If we cut down fewer forests, the air would be clean and fresh.  

2. If we didn't pollute our rivers and lakes, they would be full of fish.  

3. If we were clever and careful, we wouldn't live among litter and waste.  

4. If we planted more new forests, we would save wild animals.  

5. If we took care of our planet, we wouldn't have so many environmental problems.  

6. If people hadn't polluted the planet, many species of animals wouldn't have disappeared.  

7. If countries had spent more money on scientific research, scientists would have solved some environmental problems.  

8. If people had dreamed more about space flight, they would have found another planet to live on.  

9. If people hadn't invented different machines and developed industry, the environmental problems wouldn't have appeared