Living in the central Australian desert has its problems, _____getting water is not the least.
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A
as
B
of which
C
whose
D
for what
推荐题目
I’ll show you a store __________ you may buy all ___________ you need.
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A
where; which
B
in which; that
C
which; that
D
that; that
Without facts, we cannot form a worthwhile opinion for we need to have a factual knowledge ________ our thinking.
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A
which to base on
B
which to be based on
C
on which to be based
D
on which to base
My uncle has a lot of books, _______ are about computer science and technology. 
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A
most of them
B
most of that
C
most of which
D
and most of which
Recently I bought an ancient Chinese vase,________ was very reasonable.
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A
the price of it
B
its price
C
the price of which
D
the price of whose