weten

In a sentence

• Ich konnte nicht wissen, was passieren wird.

  I couldn't know what will happen.

  Here, 'weten' is used to express the action of knowing something in the past.

• Er scheint zu wissen, wann der Zug ankommt.

  He seems to know when the train arrives.

  Here, 'weten' conveys the possession of specific knowledge about a fact.

• Möchtest du wissen, wie ich das gemacht habe?

  Do you want to know how I did that?

  Here, 'weten' is employed to express a desire to acquire information about an action.