Chicos tengo una pregunta como el juego uno se puedo transformar en un juego en la vida real

Okay so i'm taking an online spanish course (penn foster), and in the study guide, you have to create a bunch of sentences with words you've learned so far. translating, reading, and those kinds of things are fairly easy, but when it comes to making my own sentences, my brain just kinda waltz's away. anyone got any tips?

Question 2 multiple choice worth 2 points) which of the following means "she has just arrived at school"?

The mayan calendar is complex and incorporates three different cycles based on the coordinated movements of the sun, moon and 1.venus 2.mars 3.stars 4.pluto