EFFECT不分好坏,既是可数名词,也是不可数名词。
1.The government's new laws have had little effect on rising prices.
政府的新法令对上涨的物价没有起到什么作用。
2.Farmers have always had a particular interest in the weather because it has an effect on their work and their products of their work at all stages.
农民对天气非常关心,因为天气对他们的农活及农作物生长的每个阶段都有影响。
3.having adverse effect on living things.
对生物有不利的作用。4。have good effect on....
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