You haven't write on the wall.
You haven't crash toys.
You haven't hurt anyone
1. Я искал книгу везде, но не мог ее найти.
2. Я считаю, что правительство должно делать больше, чтоб помогать бездомным людям.
3. Окна очень грязные. Я должен вымыть их.
What do we need to know is usually what we are curious about. That's why many researchers around the world united by company 'Tesla' are researching new ways to explore space and unknown planets that can be habitable for human species.
Many people earlier were feeling sceptical about the Moon expedition, but hey: we landed!
That's why the progress Tesla is pursuing is so important - we won't only statisfy our curiosity - we will find a new home, that soon will be not so unknown to us.