46、Throuht Talking Gloves ,the spoken words are intended for .
A、disabled people B、normal people C、trained people D、familiar people
47、How can users of Google Glasses surf the Intemet?
A、By moving the mouse B、By tapping the keyboard
C、By pressing the button D、By moving the eyeballs
48、Which of the following is true of Indoor Clouds?
A、It was created with a computer B、It needed some strict conditions
C、It could make the room lovely D、It could remain there for long
49、Which of the following can help you fly?
A、Talking Gloves B、Google Glasses C、wingsuits D、Indoor Clouds
50、The author wrote the text to .
A、introduce some interesting inventions
B、encourage people to buy these products
C、draw people’s attention to technology
D、bring some pleasure to readers