______ she stood up, she dropped the necklace.
#56104
A
As
B
While
C
Before
D
Until
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A
unless
B
because
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though
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since
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Because
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Since
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Although
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But
—All the isatis root（板蓝根） is sold out!—People are crazy! experts say there is no use eating isatis root to preventH7N9, some people still don’t believe it.
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Although
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Unless
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As a result
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In order that