Nowadays, science and technology are expand constantly. Telephone is one of the essential devices that can helpful for our life.
The one in a picture is a standard push-button telephone. On the top of the phone is the receiver, it has a mouthpiece and earpiece. On the push-button keyboard there are twelve buttons which has different symbols.
When we want to make a telephone call, we should use this instructions. First of all, pick up the receiver from the cradle and put it next to our ears. After that, we push the buttons for the number we need and then we will hear the beep-ing sound, two beeps followed by a pause. Now, we just wait for the other end to answer you. If the line is busy, we will hear a steady beeping sound. For the time being, put back the receiver and wait. Each of us should use it reasonably and efficiently.
Nowadays, science and technology are
expand
constantly
. Telephone is one of the essential devices that can helpful for our life.
The one in a picture is a standard push-button telephone. On the top of the phone is the receiver, it has a mouthpiece and earpiece. On the push-button keyboard there are twelve buttons which has
different
symbols.
When we want to
make
a telephone call, we should
use
this
instructions.
First of all
, pick up the receiver from the cradle and put it
next
to our ears. After that, we push the buttons for the number we
need and
then we will hear the
beep-ing
sound, two beeps followed by a pause.
Now
, we
just
wait for the other
end
to answer you. If the line is busy, we will hear a steady beeping sound. For the time being, put back the receiver and wait. Each of us should
use
it
reasonably
and
efficiently
.