Some people waste a lot of food___________ others don’t have enough to eat.
#56217
A
however
B
when
C
as
D
while
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I took out my notebook and wrote down my teacher’s new phone number I forgot it.
#55195
A
until
B
before
C
when
D
since
I thought the actor was famous, _________ none of my friends has ever heard of him.
#56363
A
and
B
or
C
so
D
but
