Many accidents ______ by careless drivers last year.
#44988
A
are caused
B
were caused
C
have caused
D
will cause
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Old people should ________politely.
#44728
A
be spoken to
B
speak
C
speak to
D
to be spoken
 –Lots of trees and flowers ________ on both sides of the road last year. --Oh, _______ beautiful they are!
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A
have been planted; how
B
were planted; what
C
were planted; how
D
have been planted; what