So many uses have been discovered for this wood ____ the supply of white pine is becoming smaller and smaller.
#72577
A
then
B
what
C
that
D
which
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(2013·四川南充市一模)My favorite writer is Mo Yan, some of ________ novels have a surprising ending.
#67289
A
whom
B
his
C
whose
D
which
It is such a modern machine ______ few of the workers know how to operate.
#71962
A
as
B
which
C
that
D
the one
The time is not far away______modern communications will become widespread in China’s vast countryside.
#72371
A
as
B
until
C
before
D
when