Kathy opened her mouth, expecting a candy and then looked puzzled______ she got nothing.
#32102
A
when
B
although
C
so
D
Once
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____time goes by, Mother’s hair is turning gray and the wrinkles on her face deeper.
#31872
A
with
B
as
C
while
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I wrote to my parents once a week,____ I was too busy with my teaching work.
#80142
A
it
B
unless
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when
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as
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#80031
A
when
B
since
C
because
D
unless