—Sorry, I’m late for work.—Is that ________ you got stuck in a traffic jam again?
#79510
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why
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how
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because
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when
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Water, which seems to be so simple and common, is ______ makes life possible.
#79453
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that
B
which
C
what
D
where
His ability is never in doubt----the question is _______he is prepared to work hard.
#79508
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whether
B
if
C
that
D
where
Believe it or not，I'm sure that is ________ people call the six sense.
#79344
A
when
B
what
C
which
D
why
He didn't go by bike with me.That's ________ there was something wrong with his bike.
#79319
A
because
B
why
C
how
D
when