We have made _______great progress in the medical field, but ______ progress we have made is not enough.
#9294
A
a; a
B
a; the
C
/; the
D
/; /
推荐题目
In communication，a smile is usually ________ strong sign of a friendly and ________ open attitude. (2011·重庆，26)
#7767
A
the；/
B
a；an
C
a；/
D
the；an
According to ______ survey，there're more and more young people who go for a walk at ______ dusk instead of sitting in front of the computer.
#8301
A
a；the
B
a；不填
C
the；the
D
不填；不填
6．Washing machines made by China have won worldwide attention and Haier has become popular name.
#10520
A
a; the
B
/; a
C
/; the
D
the; a
—What book!—It’s wonderful indeed. I’ve never read more exiting one.
#9275
A
a; the
B
the; 不填
C
a; a
D
the; a
It will be ___ wonderful world if all nations live in ___ peace with each other.
#8049
A
a；a
B
the；the
C
a；the
D
a ；/