Can you imagine some inventions？ Read on and find out．

Magic Mirror

This "magic mirror" from the U． S． understands your voice． There is a computer behind the glass． It can send daily news and read your schedule （日程表）from the computer．

Magic Hand

The "magic hand"helps you play a musical instrument． Tie it around your arm． The hand stimulates （刺激）your muscles （肌肉）with electricity． Then it controls your fingers to make them play music．

Man﹣Made Cloud

Scientists in Qatar （卡塔尔）made a big man﹣made cloud to make playing fields cool． People will use it during the 2022 World Cup． The cloud moves by a remote control（遥控器）and gets power from the sun．

Cat Ears

This invention reads strong feelings of humans and shows them through the ears． Japanese scientists made it． When you feel relaxed， your cat ears drop down． Ears jump up as you cheer up．

Hummingbird（蜂鸟）Robot

   It is a spy（间谍）robot． US scientists made it． The robot can fly for about 11 minutes by a remote control． It has a small video camera and tells people where the danger is．

（1）People order the magic mirror to do things by 　　．

（2）The magic hand will stop working 　　．

（3） 　　provides power for the man﹣made cloud．

（4）The cat ears show 　　by moving up or down．

（5）People can discover the danger through 　　in the Hummingbird robot．