Answers:
1. Can’t be
2. Can’t have won
3. Must have been
4. Must be
5. Couldn’t have been
6. May have been
7. Ought to have left
8. Can’t be
9. Could turn out
10. Must have left
11. Should have won
12. Should be
First to spend more time with the family, second because that way we could do more things in the summer, and third because teachers need long vacations
6.
The probability that Alex wins on Mario Kart is 0.3. He plays 4 games in a row. How likely is he?
a) win all matches?
b) lose all matches?
c) win three of the matches?
