_____is known to us all is that the old scientist, for____ life was hard in the past,still works very hard in his eighties.
#80563
A
As; whom
B
What; whom
C
It; whose
D
As; whose
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Researchers claim to have found the first proof _______ getting a regular eight hours a night really does make you appear healthier and more attractive.
#33379
A
as
B
that
C
how
D
which
People living in the desert choose to keep their ancient lifestyles and customs, _______people in cities throw away their cultural traditions.
#31532
A
when
B
if
C
unless
D
while
Who does that shop assistant think he is? He behaves _______ he owned the store.
#30712
A
even if
B
as if
C
as long as
D
if