招贤纳士
—What's this in English?
—It's____ID card.[     ]
A、a
B、/
C、the
D、an
I have ________ interesting story book.   [     ]
A、a
B、the
C、an
D、/
Look. This is ________ clock. It's _______ alarm clock.[     ]
A、a; an
B、an; an  
C、an; a
D、a; a
I think it is _____ interesting story.  [     ]
A、/
B、a
C、an
D、the
—Can you tell me your English name?
—Yes, it's Ruby. There is _____ "r" and _____"u" in the word "ruby".
A、a; a
B、an; a
C、a; an
D、an; an
There is ___ "f" in this word.   [     ]
A、a
B、an
C、the
D、/
There is _______ "u" and _______ "s" in the word “useful”.        [     ]
A、an, a
B、a, an
C、a, a
D、an, an
We will see _         even stronger China in           near future.    [     ]
A、a; the
B、an; the
C、the; a
D、an; a
用 a 或 an 填空。
1. This is ______ bike. It’s ______ old bike.
2. This is ______ pen, not ______ book.
3. This is ______ “M”. And that’s ______ “H”.
4. —Is that ______ ruler?
    —No, it isn’t. It’s ______ map.
5. Miss Gao is ______ English teacher, not ______ Chinese teacher.
For breakfast, I often have _____ egg and _____ apple.   [     ]
A、an; an
B、a; a
C、the; the
D、an; the