Why not take_______ umbrella with the sign "Made in china"? It is_______ useful one.
#32952
A
an; an
B
an; a
C
a; an
D
a: a
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—What’s your favourite fruit?—Apples. You know, _______ apple a day keeps the doctor away.
#34557
A
a
B
an
C
the
D
不填
