(2009天津河东一模)What kind of conclusion can we      after having discussed for such a long tinte?
#83666
A
come out
B
come to
C
bring up
D
1ead to
推荐题目
If we_________ sunlight_________ a dry leaf with a piece of glass, it may start burning.
#70485
A
work; out
B
carry; out
C
focus; on
D
concentrate; on
Dr. Bake is a professor of physics. ________,he is a famous writer.
#69895
A
In all
B
In brief
C
In fact
D
In addition
Penicillin was then produced ________ in order to meet the demands of the armies.
#66220
A
in large amounts
B
in large plenty
C
in large quantities
D
in large number