招贤纳士
My brother wants ____ orange, not ____ orange juice.
[     ]
A、an; /
B、an; an
C、a; /
D、a; a
— What's this in English?    
— _____ .
[     ]
A、It'sball
B、Ball
C、It's a milk
D、It's a ball
Is this _____  English book?    
[     ]
A、a
B、 he
C、 an
D、 he's
_______ orange is orange, and _______ orange is a kind of drink.
[     ]
A、An; /
B、/; an
C、/; /
D、An; an
There is _____ apple tree in my garden. It's over 10 years old.    
[     ]
A、the
B、a
C、 an
D、/
It is  _____  eraser. It is _____   eraser.  
[     ]
A、a; my
B、an; I
C、an; my
D、a; /
There is _____ ugly elephant and _____ usual tiger in the picture.
[     ]
A、an, an
B、a, a
C、a, an
D、an, a
Is she ______ English student?
[     ]
A、a
B、an
C、/
D、one
Maria is ____ English girl.
[     ]
A、the
B、a
C、an
I can see_____ pen and_____ eraser on the desk.
[     ]
A、a ; an
B、a ; a
C、an ; a
D、an ; an