effect可数吗

　　Modern farming methods can have an adverse effect on the environment.

　　现代农业耕作方法可能对环境造成负面影响。

　　The crisis had a negative effect on trade.

　　这次危机对贸易产生了很坏的影响。

　　The effects will last for the whole of his life.

　　这些将会持续影响他的一生。

　　She told me to get out ─ or words to that effect.

　　她叫我滚开——或说了类似的话。

　　The industry is feeling the effects of recent price rises.

　　这一行业已经感觉到了最近提价的影响。