Public Speaking

I am taking Public Speaking in this year. I have to speech next week but I could not write completely. I will tell students about mobile phone. I wrote these sentences.

Thank you very much to be here today. I am delighted you to listen to my speech. I would like to tell you about mobile phone. Definitely, you have a mobile phone or two mobile phones. And you use that everyday and every time. But how do you feel if you give somebody bad influence by mobile phone? Are you shocked?

High function advances with a convenient tool, and use frequency of the mobile phone increases from now on. Mobile phone is necessary for us to contact somebody and very convenience. But using a mobile phone is not always only a good thing. When you use too many mobile phones, you may harm brain tumor and sperm, or you may give other person bad influence.

I have to speech about 5 minutes. It is about 1 minute. I will write this report late. Oh…
(175 words)