... began interested in sounds and speech In 187 0 , Bell decided to emigrate to America He lived in Boston, where he taught in a school for the deaf There he began experimenting with a machine to ... the deaf hear While experimenting with this machine, Bell had an idea Why not use electricity to send the human voice from one place to another? Bell began work on a new invention-the telephone ... D> WRITING: I Rewrite these sentences, beginning with the words given ( 2ms) She studies hard She wants to pass the exam ( In order to….) She ………………………………………………………… The doctor said to him, “...