--- Look at ______ book on the desk . Is it ______ useful one ?---Yes, it is . In the book there is much advice on how to learn math well.  
#34329
A
a, the
B
the, a
C
the, an
D
a, an
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Her friend is __________ honest boy.
#33041
A
a
B
the
C
an
D
/
I have        apple .
#33833
A
a
B
an
C
the
D
/
 Ben has an    book.
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A
fun
B
difficult
C
interesting
D
boring