（2014年北京市西城区高三5月二模试题）31. A person who has never tasted bitter won’t know ______ sweet is.
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A
which
B
what
C
when
D
why
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After travelling around the world, I found New Zealand to be closest to _________ I thought a person should spend his years after retirement.
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A
how
B
what
C
why
D
where
-- Do you know ________ her mobile phone? -- No, I think it cost her around 4000 yuan.
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A
when your sister paid for
B
how much your sister will pay for
C
how much your sister paid for
D
when did your sister buy
-Do you know ? -Two weeks ago.
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A
when did John join the club
B
how often does Jolm drink milk
C
when John arrived in China
D
how soon will John come back
Some drivers drive _____fast that they make people ______ are trying to cross the road afraid.
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A
too, who
B
even, that
C
so, who
D
such, that
The child asked his mother ________ go out to play tennis.
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A
that he could
B
if he could
C
if could he
D
that could he