,
(
25
50
75
100
125
150
175
200
225
250
)
1
...
55
56
57
58
59
60
61
62
63
64
65
66
67
...
107
-
-
-
, ,
,
( )
()
5
.
Common European Framework of Reference
, 9
, 10
-
, 10
10
:
1
...
55
56
57
58
59
60
61
62
63
64
65
66
67
...
107
