Theme 9 LESSON 2 TECHNOLOGY AT New Words a. Match the words with their definitions. -A. planes that are controlled by people on the ground • B. watches which can be used to check emails, texts, and make phone calls 1. drones 2. selfdriving cars 3. 3D printers • C. walls that can show photos and videos on them 4. smart watches • D. machines that can make objects from digital models 5. virtual reality games o • E. cars which can move by themselves • F. games that produce images and sounds to make the players feel like the playing in real life 6. digital walls