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Is it correct? Is it wrong?

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  • When did you start working in the machine?
    Right!
  • Does the machine really works?
    Wrong! Does the machine really work?
  • Why did you create the machine?
    Right!
  • Does it blocks all the sound waves?
    Wrong! Does it block all the sound waves?
  • Does people can buy the robot online?
    Wrong! Can people buy the robot online?
  • How your invention works?
    Wrong! How does your invention work?
  • How is it charged?
    Right!
  • How it transform trash in fertilizer?
    Wrong! How does it transform trash in fertilizer?
  • Does the machine will be expensive?
    Wrong! Will the machine be expensive?
  • How you going to sell your machine?
    Wrong! How are you going to sell your machine?
  • It needs energy?
    Wrong! Does it need energy?
  • How this invention will make an impact in the world?
    Wrong! How will this invention make an impact in the world?
  • This machine will be easy to use?
    Wrong! Will this machine be easy to use?
  • Do your robot float?
    Wrong! Does your robot float?
  • Is the invention waterproof?
    Right!
  • Where did this idea come from?
    Right!
  • What special material the product has?
    Wrong! What special material does the product have?
  • How does the battery work?
    Right!
  • What the machine does in the ocean?
    Wrong! What does the machine do in the ocean?
  • How the app is going to help the world?
    Wrong! How is the app going to help the world?
  • Why do you decided to build the machine?
    Wrong! Why did you decide to build the machine?
  • How many lasers it will have?
    Wrong! How many lasers will it have?
  • When the machine will be released?
    Wrong! When will the machine be released?
  • How did you will fix it if the invention breaks?
    Wrong! How will you fix it if the invention breaks?
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