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They didn't go to bed_____ the work was finished.
#57763
A
when
B
while
C
until
D
after
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I’m tidy ,  my sister is not.
#56145
A
and
B
but
C
under
D
always
What a nice paper fish! Can you show us       you make it?
#56404
A
whether
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how
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why
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As your best friend, I will help you all the time _______ you make progress.
#57693
A
if
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After you see the pictures, you will realize ______ danger the wildlife faces.
#56246
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how many
B
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You’ll fail the test______ you work hard.
#56930
A
if
B
since
C
unless
D
when