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Peter was fired again. He really didn’t know _____ went wrong.
#69580
A
why
B
what
C
where
D
that
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 In the global economy, a new drug for cancer,           it is discovered, will create many economic possibilities around the world.
#67662
A
whatever
B
whoever
C
wherever
D
whichever
The news spread yesterday ______President HuJingtao had inspected HongKong army during the 15th anniversary of HongKong returning to China.
#68094
A
when
B
whether
C
that
D
how
.Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _________ the number of people infected with the virus is going up sharply.
#66690
A
when
B
that
C
so that
D
where
A computer can only do ____ you have instructed it to do.  
#74052
A
how
B
after
C
what
D
when
He was riding to school   he was hit by a car this morning.
#41376
A
while
B
when
C
as
D
so