Do you want to improve your English?

According to your request i.e “Do you want to improve your English” and you ask us to send a few sentences and you said as follows: " It’s quite sufficient to post a few sentences which we will amend so that you can improve your grammar,too"
So I am sending a few sentences for amendments

One fine day a person reached the mobile phone when it was hooked with the plug for re-charging and it was ringing and he was trying to answer the phone after a few second electricity flowed into the cell phone unrestrained and the young man was thrown to the ground with a heavy thud

He was rushed to the nearby hospital, but was pronounced dead on arrival

Cell phones are very useful modern invention

According to your request i.e “Do you want to improve your English” and you ask us to send a few sentences and you said as follows: " It’s quite sufficient to post a few sentences which we will amend so that you can improve your grammar,too"
So I am sending a few sentences for amendments

One day a young person reached out for the mobile phone when it rang.

It was connected to the power supply plug for re-charging, and it was ringing.

He was answering the phone, when after a few seconds the power flowed into the cell phone unrestrained.

The young man was thrown violently to the ground.

He was rushed to the nearby hospital, but was pronounced dead on arrival

Cell phones are a very useful modern invention… Really ?.