Sign up with your mobile phone number, then set a password.(用你的手機號碼注冊，然后設置密碼。)

Drivers using a mobile phone are four times more likely to be involved in a crash.(開車時使用手機遭遇車禍的風險大大增加4倍。)

I can check their homework everywhere using my computer or mobile phone.(我可以用電腦或手機隨時隨地查看他們的作業。)

A driver is four times more likely to crash while using a mobile phone.(司機開車使用手機時撞車的可能性是平時的四倍。)

What can we know from the fourth to the seventh digits of a mobile phone number in China?(在中國，我們能從手機號碼的第四位數到第七位數知道些什么？)

For convenience, I keep my mobile phone near my bed when I am sleeping.(方便起見，我睡覺時把手機放在床邊。)

We managed to raise him on his mobile phone.(我們打他的移動電話，總算找到了他。)

Canada's mobile phone numbers are perhaps the world's shortest: they use seven digits.(加拿大的手機號碼可能是世界上最短的：使用7位數字。)

Using a mobile phone for more than 10 years increases the risk of getting brain cancer.(使用手機超過10年會增加患腦癌的風險。)

The new system can send a text to a mobile phone, or to another landline phone.(新系統可以向手機或向另一臺座機發短信。)