The number of mobile phones is greater than the population !
As with any other nation, some do some do not.
they could use their cell phones to cheat on a test
600000000000 it is a lot
there are about 1.35 billion cell phones in use in the world today.
I think it would be a lot different if we did not have cell phones today
Of course people have cell phones in canada! thats like asking if they have cell phones in america!
One advancement in technology that has had a negative effect in the world today is cell phones. Cell phones have created a new way for people to be distracted. People seem to not be able to be away or off of their phone for minutes.
Yes
Cell phones allowed people to be in constant contact.
In the sentence "In the United states cell phones are a very popular item" the only verb is "are".
Today happened.
A provider of cell phones its a business that sells phones to people
cell phones make it easier to call for help during an emergency