Scientists have decided to declare ____ war on AIDS in order to make ____ breakthrough in treating it.
#8228
A
a, a
B
/, a
C
a, the
D
/ , the
推荐题目
First impressions are the most lasting.After all, you never get ________ second chance to make ________ first impression.(2010·北京)
#7920
A
a；the
B
the；the
C
a；a
D
the；a
Many Internet users make _____ most of the half-price promotion and it is _____ good opportunity for online shopkeepers to get their names known.
#8088
A
a; the
B
/; the
C
the; /
D
the; a
_____ important thing in life is to have a great aim, and ______ determination to attain it.
#8698
A
An ; 不填
B
A ; the
C
The ; the
D
The ; 不填