_The work is easy for an expert _______it is difficult for an inexperienced person.
#80051
A
because
B
therefore
C
while
D
unless
推荐题目
The roof fell ________ he had time to dash into the house to save his baby.
#80270
A
as
B
after
C
until
D
before
--- I think George doesn't really care for TV plays． --- Right, ____ he still watches the program．
#31503
A
and
B
so
C
but
D
for
---- I wonder how much you charge for your services． ---- The first two are free ____ the third costs $30．
#32193
A
while
B
until
C
when
D
before
Though having discussed it for long, they still haven't reached an agreement ________ they should pour more money into the project.
#30082
A
whether
B
if
C
that
D
what
Mary felt sad over the loss of photos she had shot in Australia, ______ that was a memory she especially treasured.
#31852
A
as
B
which
C
when
D
where