October 24, 1860, the Qing government and the Britain sighed "the treaty ofBeijing", ___ put an end to the second Opium war．
#32733
A
which
B
that
C
when
D
in which
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Mrs Chen is very strict — we don’t dare to say a word _____ she asks us to.
#31518
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until
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---Is that the small town you often refer to?---Right, just the one _______ you know I used to live for years.
#34822
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which
C
where
D
what