由于在证券市场上，技术股不断走高，和去年相比，本年度富人的财产增值了50个亿。关键词汇：boom是指膨胀，快速上升，增加的意思。add sth to sth：把……加到……里面，为……添加……。这句话难的是数字记录，虽然这句话中的数字并不是很复杂，在做数字

People are now ordering and purchasing virtually anything over the Internet. Books, compact disks and even stocks are available from websites that seem to spring up almost daily.

Thanks to the continuing boom and technology shares on the stock market, this year, the richest have added 5 billion more to their wealth.