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The red suitcase is expensive ______it’s made of leather.
#55119
A
when
B
if
C
because
D
though
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____________ they are brothers, they look like each other.
#58438
A
Because
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Though
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When
D
So
 I always sleep with windows open _______ it is too cold outside.
#55291
A
until
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if
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that
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unless
How time flies! It’s almost three years _______ we met last time.
#57893
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when
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before
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 You can’t catch up with others         you work hard.
#55732
A
until
B
after
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unless
D
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We don’t know Jack        Bruce.
#56908
A
and
B
or
C
about
D
of