Water in the pond was contaminated by the waste water from the paper factory often ____ into rivers and streams during storms.
A. overflowing
B. emerging
C. flowing
D. merging
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Having failed for several times, he is now determined to get rid of the traditional method and begin ____.
A. again
B. over
C. on
D. anew
If the woman had not worn the mask, she ____ killed in the fire.
A. would have not been
B. would not be
C. would have been
D. would be
____ the police come in one minute later, the gangster fight would have become a murder.
A. Had
B. Should
C. If
D. Have
Compared with ourselves yesterday, it seems that there is not much difference.
A. identically
B. greatly
C. subtly
D. indispensably