After he moved to the United States, he decided it would be permanent and he would not return to his hometown.他搬到美国之后，便决定永远住在那里，再也不回他的家乡了。

permit n.通行证，许可证v.许可，准许

Mary’s permit allows her to fish in the river.玛丽有许可证，她可以在河里钓鱼。

I will go on Monday, if the weather permits.如果天气允许，我周一就去。

persist vi.坚持；持续

He persisted in denying that he was at the scene of the crime although a number of people saw him there.虽然有许多人看到他在犯罪现场，但他坚持否认。

personal adj.①私人的，个人的②亲自的

I bought a computer for my own personal use.我买了一台电脑给自己用。

The actress made a personal visit to a seriously ill fan of hers.亲自拜访了她的一位患重病的粉丝。

perspective n.（判断事物的）角度，方法，观点

Perhaps in the long-term perspective of history, some events that seem very important now will prove minor.从长期的历史角度来看，某些现在看来很重要的事可能会变得微不足道。

persuade v.说服，劝说，（使)相信

I knew I should study，but he perswa如me to go to the movie.我知道我应该学习，但他说服我去看电影。

pessimistic adj.悲观的，厌世的

I was pessimistic about passing the test because I hadn't studied.考试持悲观态度，因为我根本没学习。

phase n.阶段，状态

The three phases of matter are solid，liquid and gas.物质的三种状态分别是固态、液态和气态。

physical adj.身体的；物质的

There's an element of danger in any sport in which there is a lot of physical contact.任何有大量身体接触的运动项目都有危险。

pillar n.柱，柱子

Sometimes a pillar stands alone as a monument.有时候，一根单独立着的柱子就是一座纪念碑。