affect和effect的区别，你大概已经学习过许多了。但是，你是否听说过"affected "和"effected "的区别呢?
Affected is the past tense form of the verb affect, which means to ha考试高频词辨析：affected和effected区别ve an impact on something. If you have affected some change on a system, it means that you have been able to change the system at least a little bit.
The election of the new president affected the country’s relationships with many different foreign countries and international organizations.
That collapse of the housing market in the United States in 2008 affected the entire global economy and led to a worldwide economic downturn.
The decisions that I made in college have not affected the rest of my life as much as I thought that they would at the time that I made them.
Effected is the past tense form of the verb effect. Effect can be used as a noun, but in the past tense form, it resembles the verb. To effect change means to execute, produce, or bring about change.
Using the verb effected instead of affected almost always means that you have changed something, such as a law, judicial ruling, a cultural norm, or something else. If you merely made an impact on something, you should use affected.
The new emperor effected the changes that he had been talking about his whole life.
Contrary to the expectations of most people, the television show that focused on political satire effected significant change in the country's laws.
In the period of a couple months right after a tragedy occurs, government leaders have effected a lot of change because people are emotional and are more willing to take measures to prevent something like that from happening again.
If something already exists, it is usually affected, or influenced by something else. If it does not yet exist, like a new system that needs to be put into place, it is usually effected, or implemented.