Put the verb in right form choosing the correct grammar tense. 1. you look really great! (yo work) out at the fitness center recently 2 a: what (you do) when the accident occurred. b: i(try) to change a light bulb that had burnt out. 3 if it (snow) this weekend, we (go) skiing near lake tahoe. 4 i came to england six months ago. i started my economics course three months ago. when i return to australia, i (study) for nine months and i (be) in england for exactly one year. 5. sam (arrive) in san diego a week ago. 6. samantha (live) in berlin for more than two years. in fact, she (live) there when the berlin wall came down. 7. if vera (keep) drinking, she (lose, eventually) her job. 8. s! be quiet! john (sleep 9 it (rain) all week. i hope it stops by saturday because i want to go to the beach. 10. listen donna i don't care if you (miss) the bus this morning. you (be) late to work too many times. you are fired!

1. You look really great! (you worked) out at the fitness center recently
2 A: What (di you do) when the accident occurred. B: I( will try) to change a light bulb that had burnt out.
3 If it (snows) this weekend, we (will go) skiing near Lake Tahoe.
4 I came to England six months ago. I started my economics course three months ago. When I return to Australia, I (will study) for nine months and I (will be) in England for exactly one year. 5. Sam (arrived) in San Diego a week ago. 6. Samantha (lives) in Berlin for more than two years. In fact, she (lived) there when the Berlin wall came down.
7. If Vera (keeps) drinking, she (will lose, eventually) her job. 8. S! Be quiet! John (sleeps). 9 It (rained) all week. I hope it stops by Saturday because I want to go to the beach. 10. Listen Donna I don't care if you (missed) the bus this morning. You (were) late to work too many times. You are fired!

1. Yes, the plant world of our country is very rich. We’ve got lots of different trees and flowers on the territory of our country
2. Yes, plants make our country more beautiful.
3) Yes, they make our country a healthier place to live.
4) Yes, the place where I live is rich in forests.
5) Yes, we grow some plants in our flat and we have a garden in the country. We grow many room flowers on the balcony and we also grow some fruit trees, for example, apple trees and pear trees in our garden.
6) We can plant more trees in the streets and in the parks to make our country green and beautiful. We also must cut down forest trees and destroy green world around us.

1.biological science studies all living organisms that inhabit our planet
2.even in the most remote times, people have tried to understand the world around them, and had a rather extensive knowledge about plants and animals
3.Modern biology has started to develop in the XVII century.
4. The microscope invented by Leeuwenhoek, allowed scientists
discover the world of microorganisms.
5. In the XVIII century, Carl Linnaeus laid the foundations of modern
classification of living things.
6. The laws of heredity and the principle of natural selection were
formulated in the XIX century.
7. In our day human knowledge in the field of biology grow very
quickly thanks to computer technology.

1. In these days there are so many biological
disciplines, that one person can not learn them all.
2. Students should learn the basics of the four main sections
Biology: zoology, botany, molecular biology, and genetics.
3. Genetics studies the laws of heredity and how to live
They are adapted to environmental conditions.
4. Graduates of biological faculties granted
many opportunities for career growth.
5. Medicine need talented scientists, which could lead
in gene therapy research fields, viral infections, etc..
6. Humanity is going through a period of climate change, and
the task of scientists - to predict the consequences of these processes.
7. Ecology studies the environment and the way in which
plants, animals and humans exist together and influence each other.