Archimedes. Why in the first place was the ancient Greek scientist? First of all, because he is one of the greatest mathematicians of all times, close he came to the calculation of the number of "PI". Today all students and students of the daily study and enjoy the discoveries of the Greek. Also Archimedes was famous for the invention of many useful machines. Among these are the siege guns, and mirrors, поджигающие sails on the Roman ships by focusing sunlight. Archimedes made the first theorist of mechanics. For example, he presented the complete theory of the lever, applying it in practice. Also, scientists have developed a Archimedes screw (screw), with the help of which вычерпывается water and the present day. The primacy of the inventor of merit - all of it was opened more than two thousand years ago, when there were no computers, no technology available today, the inventors. Archimedes, perhaps, he studied in the libraries of Alexandria, but most of his knowledge was acquired independently.
Example: She a student. She’s a teacher.
B isn’t
1 We to France last summer.
C went
2 I always toast for breakfast.
B have
3 your brother play the guitar?
A Does
4 My mum doesn’t like to work.
B driving
5 They TV at the moment.
A ’re watching
6 I to Rome.
B ’ve never been
7 What tomorrow afternoon?
B are you going to do
8 We to Rome and then we drove to Florence.
A flew
9 She to school today because she’s ill.
A doesn’t go
10 I at the moment because I’m on holiday.
A ’m not studying
11 Have you ever Japanese food?
B eaten
12 They pizza. They had pasta.
A didn’t have
13 Who your favourite actors?
B are
14 How often to the cinema?
B do you go
15 They early on Sundays.
C don’t get up
16 This is interesting book. Have you read it?
B an
17 I often go shopping the weekend.
C at
18 The children played in the garden.
C happily
19 These shoes aren’t . Look! They’re too small.
C mine
20 there any biscuits?
A Are
21 She hardly travels abroad.
B ever
22 Paul left work an hour .
C ago
23 How chocolate do you eat?
B much
24 This is film I’ve ever seen.
A the best
25 I’m younger my sister.
B than