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----May I have a look at the I-phone,sir-----Which one?_________black one?
#33875
A
A
B
An
C
The
D
不填
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This is         apple.
#34052
A
a
B
the
C
/
D
an
---Lin Too, open _______door, please. ---I’ m coming, Mum.
#34478
A
the
B
an
C
a
D
/
I lost________ key to the door yesterday.  It was________ unlucky day for me.
#34082
A
the; a
B
the; an
C
a; a
D
a; an
-- What can I do for you? -- I want _______MP4 for my daughter.
#33986
A
a
B
an
C
the
D
/
This is   dictionary. And it’s   English dictionary.
#32978
A
an,an
B
a,a
C
the,an
D
a,an