At 9 o'clock 07 minutes 12 April 1961 was launched from the Baikonur Cosmodrome (to the east of the Aral Sea) on a spaceship "Vostok" (weight - 4725 kg, orbital period -. 89.1 minutes, the maximum distance from the Earth - 302 km). After 108 min. Gagarin space flight safely landed on the left bank of the Volga River near the village of Smelovka Tarnovo district of Saratov region (20 km south-west from the city of Engels). His flight Gagarin 3 set new world records: altitude in space, duration of flight in space and carrying capacity of the spacecraft with a man on board. Gagarin's flight was marked as a historic event peoples of the world. Gagarin was awarded the title Hero of Socialist Labor of Czechoslovakia, and Bulgaria. Deputy of the Supreme Soviet of the 6th convocation.
I insist that you do your homework. You ___ must do your homework.
2. Will you let me speak to David, please? ___May I speak to David,
please?
3. Talking is not permitted during the test. You _can talk during the
test.
4. It isn’t possible for him to come to the party. He _may come to the
party.
5. It’s forbidden to feed the animals in the Zoo. You _can feed the
animals in the Zoo.
6. Would you mind if I read your book? May___ I read your book?
7. Perhaps they’ll come with us. They ___must come with us.
8. Would you mind if I use your glasses? May I use your glasses?
9. Perhaps, she will phone them today. She ___must phone them today.
10. Perhaps, she is asleep now. She must be asleep now.
11. I don’t want anyone to know it. You __can tell anyone.
12. Listen! I __can hear someone crying.
13. You___can___ be a member of the library before you can borrow books.
14. I see your passport, please?
15. Don’t tell anybody what I said. You __must___ keep it secret.