商业证券的持有人对这种证券所代表的商品拥有所有权。( )
参考答案:错
解析: 商品证券的持有人对这种证券所代表的商品拥有所有权,商业证券与商品证券不同,是货币证券的一类。
下列哪项不是围生儿死亡的主要原因()。
A.缺氧
B.早产
C.畸形
D.孕妇生理性贫血
E.感染和产伤
Spyware and other forms of malware are the biggest online threat to your computer’s (71) nowadays. There malicious (72) which get to your PC through freeware, shareware, commercial sites, deceptive pop-ups or in any other way, can record your surfing habits and sites you visit, share your personal information with their partners. Any personal (73) , when in wrong hands, can leave you a victim of an "identity theft" by steeling your credit (74) details, birth records and other (75) information.
A.hardware
B.cards
C.programs
D.equipment