The World Expo 2010 is being held at a time the world is looking for a new kind of balance between nature and cities．
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A
when
B
where
C
which
D
that
推荐题目
All the universities have duty to _______ their students ____of the quick development of the scientific world.
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A
make; known
B
have; understood
C
keep; informed
D
find; included
He told me the news______, believe it or not, he had earned $1 000 in a single day.
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A
that
B
which
C
as
D
because
Nobody believed his reason for being absent form the class _____he had to meet his uncle at the airport.
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A
why
B
that
C
where
D
Because
A Chinese immigrant ______ neighbours said struggled to survive in America was arrestedSunday because he used a butcher knife to kill his relatives.
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A
whose
B
which
C
whom
D
who
The reason he explained at the meeting was he has no time to finish the work.
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A
That; why
B
why; why
C
that; that
D
why; that