Write sentences about famous people or your friends with the words in exercise 1.
Write two sentences for each person, one with
the noun form and one with the verb form of
each word.

Second conditional) if   temperature  is   zero, water  freezes.  if   you  heat   water, it  boils.  if   i  had   a lot of money, i  would travel   round the world.                                                             first  conditional) if   it  rains , i  will not go  to the park. if   i  see   mary, i  will tell   her. 

1. I am going to the library tomorrow. I shall read about organic nature in the encyclopedia there. Soon I shall have an examination on biology.
2. My friends and I are going to become agronomists and foresters.
3. The second-year students are studying botany, biology, but they are not  studying agronomy and forestry. They will study them next year.
4. Kester did not become a student after school. He worked for some years.
5. Where did Kate and Kester work after the institute? Did they work here in our country? - No, they did not work here. They went to their own countries as specialists.
6. Man lives on the Earth because plants give him oxygen.
7. Palms do not  grow in the north, it is always cold for them there.
8. My friends and I are going to the country next summer. We are going to help the farmers in their work in the fields.
9. Kate, what is Ann going to do this summer? - Oh, you know, Pete, she is going to visit me in India and to see this country.
10. Were you going to become a biologist when you were at school? - No, I wanted to be an engineer, but I was not good at mathematics at that time. Now here I know it well and like it very much.