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  It will be a long time ______- he returns.
#34588
A
until
B
before
C
when
D
after
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It is known to us that it was such great efforts _____________ all the Chinese athletes had made _________ helped them get 51 gold medals in the 2008 Beijing Olympic Games.
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as, that
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that, which
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that, as
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_____ David showed the report to the public surprised me.
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That
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Do you have any idea ______ is actually going on in the classroom?
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that
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as
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 Shut the window, _________ it’ll get too cold here.
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so
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yet
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but
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—I believe we will have a good time with Miss Green in your birthday party.—Maybe. But it is still a question, you know, ______ she can spare time to come.
#31277
A
whether
B
/
C
that
D
which