They  are some pens,some books       some cards.
#57403
A
of
B
or
C
and
D
but
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The boy can speak English well, _____he’s only ____eight-year-old boy.
#56903
A
and, an
B
or, a
C
although, an
D
because, a
_____ I was in the USA, I made a lot of friends there.
#55170
A
While
B
Although
C
Unless
D
Until