1. Listen to the audio and write the words you hear instead of their synonyms in the gaps

Hello, visitors! Come see our brand-new exhibit called the inventions of the world! [ ] new inventors and their creations and see demonstrations on how they work! You will be [ ]! Some of them are not as [ ] as you would think! Bring your whole family and watch your children become [ ] by these wonderful creations! You can even [ ] home your own discovery kit to play with.

2. Listen to the audio and order the lines of the dialogue
   Terri: Bobby, what do you think about this new machine to wash cars?
   Bobby: Terri, people already use something similar to this.
   Terri: Yeah true. Machines do not need to be changed if they already work well.
   Bobby: I know, it is difficult to estimate what else we really need in the world.
   Terri: What about trying to help nature and create something greener?
   Bobby: That will always be an idea to sell. Let's think of some ideas to apply that to.
   Terri: Yeah, good idea! Let's get started!