Many accidents________ by careless drivers last year.
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A
are caused
B
were caused
C
have caused
D
will cause
推荐题目
After the flood, no house in the village ______,
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A
left standing
B
was left to stand
C
was remained standing
D
remained standing
 I have to see the doctor this afternoon because I ____ a lot lately.
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A
have been coughing
B
had coughed
C
coughed
D
cough