(2013·合肥一中二模)I don't know who invented ________ iphone，but I think it is ________ useful invention.
#7895
A
the；a
B
the；the
C
an；the
D
an；a
推荐题目
He was told that 10:15 flight would take them to Shanghai in time to reach Fudan University.
#10020
A
the; /
B
the; a
C
a; the
D
/; the
------ I heard that as many as 100 people were killed in that coal mine accident?------ Yes, ______ news came as ______ shock to us.
#9883
A
the ; /
B
the ; a
C
/; a
D
/; /
—Has the little boy passed P. E. test？—He has tried twice and the teacher will allow him to have third try.
#10183
A
the；不填
B
a； the
C
the； a
D
the； the
It was_____great shock to the world that two aero-planes crashed into ________ World Trade Center in New York o September 11th, 2001.
#10041
A
a; /
B
a; the
C
the; the
D
/; the