He is the only one of the students who __________a winner of scholarship for three years.
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A
is
B
are
C
have been
D
has been
推荐题目
— Why does the lake smell terrible?— Because large quantities of water ____.
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A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
Reading Jenny’s stories ______ popular ______. 
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A
are, no longer
B
were, no longer
C
isn’t, anymore
D
don’t, anymore