--- 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.
#33474
A
a, the
B
the, a
C
the, an
D
a, an
推荐题目
Li Na plays __________ tennis very well. She has become __________ first Asian woman toreach a Grand Slam（大满贯）final.
#32226
A
a, the
B
/ , the
C
the, a
D
/ , a
--- Mary knows so much about ______earth! ---Yes, although she is only ____eight- year-old girl.
#47156
A
an; a
B
the; an
C
the; a
D
an; an
—What do you want to be in the future, Bill?—I want to be ______ fashion designer.
#32354
A
a
B
an
C
the
D
/