_________ there are certainly times when giving up trying is the right thing to do, in most cases all needed is commitment and communication.
#30109
A
Unless
B
Before
C
Although
D
Since
推荐题目
A good friend of mine from ______ I was born showed up at my home right before I left for Beijing.
#80587
A
how
B
whom
C
when
D
which
But when I got ____ the town ought to have been, all I found was a gasstation.
#31072
A
what
B
which
C
where
D
that
Children who are not active or ______ diet is high in fat will gain weight quickly.
#32919
A
what
B
whose
C
which
D
that
Animals suffered at the hands of Man ______ their homes were destroyed by people to make way for agricultural need to provide food for more people.
#32093
A
in which
B
for which
C
so that
D
in that