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A tourist will easily lose his way in Beijing ______ he has a map or a guide.
#58451
A
if
B
because
C
unless
D
when
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Bill won’t make any progress_____he studies harder than before.
#58418
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if
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when
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 —_____do you have for dinner?—A big hamburger.
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#57118
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even though
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#58013
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#58278
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so
B
and
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but
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or