As a teacher, I seldom give my students so difficult a problem_______ they can’t work out.
#67233
A
that
B
as
C
if
D
in order that
推荐题目
At the evening party the host said ______ was able to solve the riddle could get a nice present as a reward.
#69184
A
whomever
B
who
C
no matter who
D
whoever
—Did you return Fred's call?—I didn't need to ________ I'll see him tomorrow.
#67423
A
though
B
unless
C
when
D
because
You have not yet answered my question _______ I can join in the party tonight．
#73951
A
whether
B
if
C
which
D
that
The young man went into the cinema and after ____ seemed half an hour he came out.
#73078
A
that
B
it
C
what
D
which
The lawyer seldom wears anything other than a suit ______ the season.
#67706
A
whatever
B
wherever
C
whenever
D
however