流利说_L5_U1_P1 Actions and Change

to replace
To replace something means to put something else in its place. When something gets old and begins to break down, it may need to be replaced. When a person leaves a company, the person may need to be replaced by someone else.
to tear sth down
To tear something down means to break it apart. To tear a person down means to hurt them by saying negative things about them. When the old school building was torn down, it was replaced by a hotel.
to construct
To construct something means to build it or put it together. Large construction projects include buildings, bridges and organizations. The opposite of constructive is destructive. To be constructive means to help build an idea or process by contributing something helpful, such as positive feedback.
to organize
To organize something means to arrange things in an orderly, logical way. An organization is something that has a logical structure such as a well-managed company. Some people are poorly organized, so they have a hard time finding things.
to support
To support something such an idea is to help or add strength to it. The opposite of support is to undermine or weaken. If you support someone, it means you are trying to help them succeed.