Scientists are now（1）

trying

trying

（try）to make robots look like humans and do the same things（2）

as

as

we do.Some robots in Japan can walk and dance.They are fun to watch.However，some scientists believe that although we can make robots move like people，it will be difficult to make（3）

them

them

（they）really think like a human.For example，scientists James White（4）

thinks

thinks

（think）that robots will never be able to wake up and know where they are.But many scientists disagree with Mr.White.They think that robots will even be able to talk like humans（5）

in

in

25-50 years.
   Some scientists believe that there will be more robots in the future.However，they agree it may take（6）

hundreds

hundreds

（hundred）of ears.These new robots will have many（7）

different

different

（difference）shapes.Some will look like humans，and（8）

others

others

（other）might look like animals.In India，for example，scientists made robots that look like snakes.If buildings fall down with people inside，these snake robots can help look（9）

for

for

people under the buildings.This was not possible 20 years ago，but computers and rockets also seemed（10）

impossible

impossible

（possible）100 years ago.We never know what will happen in the future！