1
-
The
police
cannot
give
a
____________________
answer
before
they
finish
the
____________________
.
2
-
Tom
is
not
working
late
tonight
;
he
is
____________________
to
go
out
.
3
-
Smoking
is
a
____________________
cause
of
cancer
.
4
-
It
was
____________________
from
his
face
that
something
bad
had
happened
;
he
looked
very
upset
.
5
-
On
the
first
day
of
school
,
the
director
____________________
the
____________________
of
attending
classes
regularly
.
6
-
Some
people
think
that
certain
foods
____________________
their
headaches
;
they
start
to
have
headaches
after
eating
these
foods
.
7
-
Parents
play
a
____________________
role
in
preparing
their
child
for
school
;
their
____________________
is
important
.
