,
(
25
50
75
100
125
150
175
200
225
250
)
1
...
39
40
41
42
43
44
45
46
47
48
49
50
51
...
181
,
Present Perfect Progressive (8 )
,
: . [c]
Present Simple / Present Progressive
(. 1 )
" - "
1
...
39
40
41
42
43
44
45
46
47
48
49
50
51
...
181
:
