______ Greens are on ______ visit to a beautiful city in China.
#34595
A
/ , a
B
A , the
C
The , a
D
The, /
     book on the desk is    useful one. 
#34608
A
The; an
B
A; a
C
The; a
D
The; /
Do you have _________ eraser?
#34613
A
a
B
some
C
an
D
many