E-mail 的好處 和 壞處

E-mail 的好處:1.It is convenient.
2.It saves money apart from sending letter.
3.You can send games,videos or pictures.
E-mail 的壞處:1.You may forget the email account of your friend if you don't write it down.
2.The baddie(壞人) will lock your computer by email.
3.You cannot send souvenirs.
4.The receiver maynot open the email account so early.

圖片參考：http://l.yimg.com/f/i/tw/ugc/rte/smiley_1.gif