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I have _____ American friend. He is _______active boy.  
#34378
A
a, an
B
a, a
C
an, a
D
an, an
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— Can you ride ______bike?—Yes. What about going to the park by bike this coming Saturday?
#34185
A
a
B
an
C
the
D
不填
He is ___________ honest boy and you can believe __________ he says.
#33046
A
a; that
B
an; what
C
a; what
D
an; that
--Do you play _______ piano in your free time?---No, I like sports. I often play______ soccer with my friends.
#34593
A
/; the
B
the ;/
C
the ; the
D
a; a
I bought _______ English-Chinese dictionary. _______ dictionary is very useful.
#34200
A
a; the
B
the; a
C
an; a
D
an; the
 They had _____8-day holiday during this National holidays, but some of them felt unhappy because of _____heavy traffic on the highways.
#33104
A
an, the 
B
a, the    
C
a, a    
D
an, a
不定冠词(a,an)
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