(2013·江苏，28)In the global economy，a new drug for cancer，________it is discovered，will create many economic possibilities around the world.
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A
whatever
B
whoever
C
wherever
D
whichever
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________ is known to all is that effective measures should be taken to deal with the problem of the overexploitation of our resources.
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A
What
B
It
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As
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Which
The foreiger knows little about ______ is called "Hope Project" in China.
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A
what
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that
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which
D
it
Why not try your luck downtown, Bob? That’s ______ the best jobs are.
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A
what
B
where
C
when
D
why
The other day, my brother drove his car down the street at _____ I thought was a dangerous speed.
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as
B
which
C
what
D
that
A decision has been made ________ the new school building be built next month.
#74060
A
why
B
how
C
whether
D
that