Ex 9:
a. for eight days
b. since I met you
c. since yesterday
d. for two months
e. since 2009
f. for ages
g. since last May
h. since he was born
i. since last summer
j. since we moved here
Ex 10:
b. I have had this cat for 5 years
I have had this cat since 2000.
c. He has been in London for three days.
He has been in London since Thursday.
d. We have been married since 1997.
We have been married for ten years.
e. He has been a lawyer for three months.
He has been a lawyer since June.
Ex 11:
2) has been
3) have they been
4) have died
5) have they saved
6) haven't said
7) have just found
8) has helped
9) have the people gone
10) has displaced
