YuanLongping has dedicated himself to hybrid rice. It hasgreatly influenced and benefited the world.Yuan Longping’s ____________ hybrid rice has greatlyinfluenced and benefited the world.
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Some people prefer the old system, so they mightresist the new policy.Some people might resist the new policy because of their ____________ the old system.
The director was furious at the critics who reacted to his film negatively.The director was furious at the critics’ negative _________ hisfilm.
This paper analyzed and solved the security problem on campus.This paper offered an __________and a __________ the security problem on campus.
Wolves invaded the prairie. It disturbed the balance of the ecosystem there.Wolves’ ___________ the prairie disturbed thebalance of the ecosystem there.