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Mark needs to learn Chinese________his company is opening a branch in Beijing.
#30240
A
unless
B
until
C
although
D
since
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Considering that she did her work ______ her manager had instructed, it was not proper to criticize her.
#31579
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as
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until
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Kids are not allowed to leave kindergartens               their parents come to pick them up.
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Be ready for the job interview, _____ you may miss the good opportunity.
#32272
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______your compositions carefully and some spelling mistakes can be avoided.
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B
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 Beijing is ranked first in terms of traffic jams and expenses for culture ________ Guangzhou is more open to peasant workers than Beijing and Shanghai.
#30253
A
when
B
since
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while
D
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