1.Some scientists believe that there will be less robots in the future.
2. Future robots will have many different shapes.
3. Scientists in India made robots that look like snakes.
4. If buildings fall down with people inside, these dog robots can help look for people under the buildings.
5. In which situation can snake robot help out?
Please infer(推测) why snake robot can look for these people under buildings.
it can see where people are.
It’s small and flexible(灵活) enough to get into gaps.
It can make sound that people under buildings can hear it.