1)He has been living here_ 1975
since
for
2)The cow has been standing in the rain _half an hour
since
for
3)Nobody has written to me_ many weeks
for
since
4)He has been in business_1980
since
for
5)_the beginning of this year,eggs have become dearer.
since
for
6)There has not been a famine in this country_many years.
for
since
7)It has not rained here_ july
for
since
8)He has been sleeping_two hours.
since
for
9)I have not eaten mangoes _ I left home
for
since
10) He has been writing a novel _the last two years.
for
since