I don't think the experiment is ___ failure, because it has provided us with ___valuable experience for our future tests.
#8348
A
不填; 不填
B
不填; a
C
a; a
D
a; 不填
推荐题目
We can never expect bluer sky unless we create less polluted world.
#10522
A
a; a
B
a; the
C
the; a
D
the; the
. —What do you think of our manager，Mr Smith?—He is really ______success in his career，but in a way he is _______failure in his family.
#9447
A
a；/
B
the；the
C
a；a
D
/；/
They haven’t made ________contact with each other since they had ________quarrel two weeks ago.
#9594
A
the; the
B
不填; a
C
a; the
D
不填; the
With ______ successful launching of Tiangong-1, China’s space dream has taken ______ step closer to reality.
#8785
A
the; a
B
/; a
C
a; the
D
the; /
Sharon is __________ great success as a singer. It’s _________great honor to go to her concert at the opera house. .
#8530
A
a, the
B
\ , the
C
\ , a
D
a , a