Not until all the fish died in the river      how specious the pollution was. 
#93485
A
did the villagers realize
B
that the villagers realized
C
the villagers did realize
D
didn’t the villagers realize
推荐题目
________ hard, and you will pass the final exam. 
#92479
A
Working
B
If you work
C
Work
D
To work
Is this _____ ?
#94559
A
you are looking for
B
that you are looking for
C
what are you looking for
D
what you are looking for
 _________ is no possibility _________ China wins FIFA World Cup.
#91860
A
There; that
B
It; that
C
There; whether
D
It; whether