Fill in the correct prepositions. 1. doubt; 2. exchange information each other; 3. the world; 4 appear the screen; 5. the page; 6. information sth; 7. to click sth; 8. waiting sb; 9. stored a computer; 10. find out sth.
1. Environmental pollution causes ... to people's health. D damage 2. Everyone should learn about using ... resources responsibly. B natural 3. The wildlife park was created to protect ... species. B endangered 4. We should try to reduce our water ... . A consumption 5. The cost of cleaning up toxic ... is very high. A waste 6. If we cut down these trees, we will destroy the natural ... of the birds and animals that live in them. D habitat 7. What is the future of genetically ... food? B modified 8. One of the major environmental ... that needs to be considered is deforestation. C issues 9. Global is causing climate changes. D warming 10. We must investigate … energy forms. B alternative
1. if he had eaten less he might have lost some weight.
2. if he had taken my advice he would have had a better job.
3. if she practised more she would have passed the exam.
4. if we had left before breakfast we would not have missed the bus.
5. if he were not so lazy she would be the best student in her class.
6. if he saw my father he would tell him everything.
7. we should send for the doctor if you were sick.
8. her life might have been saved if hadn’t arrived late.
9. you would look better if you wore that red dress.
10.i should have bought the dress if had had the money.
11. he would bring the book if he were in town.
12. you would be angry if you knew the truth.