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Go and make someone laugh —______just might help them live longer.
#15672
A
it
B
which
C
that
D
they
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It’s a little surprising that a house made of wood or bamboo may stay up in an earthquake while _______ made of steel and concrete may fall down.
#15272
A
one
B
that
C
it
D
what
He is a strict but kind-hearted father, ____ the children respect but are afraid of. 
#17131
A
/
B
that
C
for whom
D
one whom
Scientists are trying to develop a special material, _______ they will make use of in space.
#15438
A
that
B
what
C
it
D
one
—Is there any mail?—No, ______ at all.
#15394
A
nothing
B
none
C
no one
D
neither
After graduating from college, I took some time off to go traveling,       turned out to be a wise decision.
#15490
A
that
B
which
C
when
D
where
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