(2013·北京，26)—What do you think of teaching，Bob?—I find it fun and challenging.It is a job ________ you are doing something serious but interesting.
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where
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which
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when
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that
推荐题目
Being angry is OK, but knowing how to tell someone ________ made you angry is important.
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that
B
which
C
why
D
what
Help others whenever you can ______ you will make the world a nicer place to live in.
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and
B
or
C
unless
D
but
I’d like to study law at university _____ my cousin prefers geography.
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as
B
though
C
if
D
while
It’ll be a year and a half ______ the next Olympic Games are held in London in 2012.
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since
B
when
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before
D
until
The middle-aged man over there, for life was oace very hard, is now a very successful businessman.
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A
whom
B
whose
C
which
D
his