单项选择题

A great deal has been done to better the situation.

A. change
B. improve
C. assess
D. harm
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单项选择题
He spread the excting news in public.
A. secretly
B. happily
C. openly
D. quickly
单项选择题
She persevered in her ideas despite obvious objections raised by friends.
A. persisted
B. consisted
C. resisted
D. suggested
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