At present，there is little doubt ________ short message plays an increasingly important role in our lives．
#69112
A
whether
B
if
C
that
D
which
推荐题目
The argument remains extremely heated it is necessary to frequently update teaching material.
#69189
A
that
B
which
C
if
D
whether
In South Africa, English is the language ________ black parents wish their children to be educated.
#67140
A
for which
B
that
C
in which
D
when
Is this watch _____ you wish to have _____?
#73476
A
the one; it repaired
B
that; repaired it
C
the one; repaired
D
which; repaired it