2016年12月大学英语四级作文范文：无线网

英语自学网

　　2016年12月大学英语四级作文范文：无线网
        　　参考范文：
        On the popularity of wifi
        　　As is vividly depicted in the drawing,three birds are standing on the
wire.while another bird is standing on the other side without wire,with its
whole body floating in the air.One of the three birds says:”he’s got wifi’
        　　By depicting this the image,the drawer attempts to expose the popularity of
wifi nowadays.But every coin has two sides,so does wifi.On the one hand,it makes
it possible for a wireless-enabled computer or personal digital assistant to
connect to the Internet almost time,anywhere,making our life more convenient and
interesting And with the development of society,free wifi will be available in
may more places,which will make it cheaper for us to surf the internet.On the
other hand,access points could be used to steal personal information transmitted
form wifi users and there is still room for improvement in the signal strength
of wifi.
        　　Generally speaking,only when we make the most of the advantages of wifi and
get rid of its disadvantages,will it benefit us.