1
)
I
____________________
been
working
very
hard
these
days
.
2
)
It
has
____________________
raining
since
this
morning
.
3
)
They
have
been
____________________
the
world
for
10
years
now
.
4
)
Look
at
this
photo
that
I
have
____________________
.
5
)
She's
exhausted
,
she
____________________
been
running
for
3
hours
.
6
)
I
feel
nostalgic
,
I
have
been
____________________
at
old
photographs
all
day
.
7
)
I'm
worried
,
a
stranger
____________________
____________________
calling
me
for
weeks
.
8
)
Ouch
,
I
have
____________________
my
finger
with
the
knife
.
9
)
you
should
change
your
clothes
,
you
have
____________________
____________________
the
same
sweater
all
the
week
.
10
)
I
need
a
rest
,
I
____________________
been
____________________
math
exercises
all
day
.