Hi there!
1. It is already 8 o’clock. By the time I arrive in the classroom, the teacher will have already explained Subjunctive Mood and my classmates will have written sentences to prove their understanding.
2. On the following Saturday I am celebrating my birthday. I have already invited a lot of guests . By the time they come, my mother, my sister and I will have already laid the table.
3. He had already written six letters, but his sister hadn`t written one letter.
4. People have never flown to Mars.
5. Did you go to the cinema last night? - No, I haven`t been there for three weeks.
6. I see that you have bought a new hat. How much did you pay for it?
7. Since 1982 we have lived in the country; next year we are moving to a big city.
8. Many years ago he studied German for two years.
9. He has just finished writing two letters.
10. When I saw him yesterday, he was sitting asleep in his armchair.
11. After the children go home for lunch, they will have an appointment with the dentist.
12. Since when have you had your new bike?
13. By tomorrow afternoon he will have finished repairing his car.
1. I have been learning English for seven years now.
2. But last year I didn`t work hard enough for English, that's why my marks weren`t really that good then.
3. As I want to pass my English exam successfully next year, I am studying harder this term.
4. During my last summer holidays, my parents sent me on a language course to London.
5. It was great and I think I`ve learnt a lot.
6. Before I went to London, I didn`t enjoy learning English.
7. But while I was doing the language course, I met lots of young people from all over the world.
8. There I`ve noticed how important it is to speak foreign languages nowadays.
9. Now I `m having much more fun learning English than I have had before the course.
10. At the moment I am revising English grammar.
11. And I have already begun to read the texts in my English textbooks again.
12. I think I will do one unit every week.
13. My exam is on 15 May, so there isn`t any time to be lost.
14. If I pass my exams successfully, I will start an apprenticeship in September.
Good Luck!