74. A
74. One function of the program is that it allows the owner to at a distance.
参考答案
A
2009_上海卷
74. A
74. One function of the program is that it allows the owner to at a distance.
A
【答案】A
【解析】 细节理解题。由第六段“Owners can remotely switch to an alternative password if they fear that the thief has also got hold of the access details.”可知A项说法正确。B、C是对本句的误解。由第九段可知,清除被盗电脑信息 并非这种软件的功能,可排除。