7. Sam has studied at this college only a week.
8. The telephone has been ringing
a few minutes.
9. Maria and Eduardo have been married
three months.
last Tuesday
10. My uncle has been in the hospital
11. Dinosaurs have been extinct
65 million years.
12. I've had this job
June.
13. I haven't seen my friend

Moscow is the capital of Russia. It is the seat of the highest bodies of state authority. Moscow was founded in 1147 by Yuri Dolgoruky. In the 15th century Moscow became the capital of Russian state. With the transfer of Russia's capital to St. Peter-sburg in 1712, it became the country's second capital. In 1918 it became the capital of Russian Federation, and from 1922 to 1991 it was the capital of the USSR. Present-day Moscow is a capital of Russian Federation. Moscow has more than 5000 streets and squares taking up an area of 1000 square kilometres.

- Hey, Tom!
- Oh, Nick, hello! How are you?
- I'm fine, thanks. And you?
- I'm not fine, cause we must go to school next week...
- Yeah, you're right. How did you spend your holidays?
- It wasn't interesting. I helped my mother, talked to my friends... Oh, I hurt very much!
- Hurt?! How?
- I fall from the bike. But now I can go. What about your summer?
- Oh, it was very interesting!
- Really?
- Yes! We went to the Egypt with my family. There was too hot, but I liked this place. Then, when we came home, I walked with my best friend.
- Best friend? Oh, Charly?
- Yes.
- Mmm, what else?
- Nothing, I thing.
- Wow! It's 7 o'clock!
- Yes, and?
- My mother asked me to be at home at 7, I'm sorry, but I must go...
- Okay! Call me later, please
- Okay.