单选题 It's clearly stated that you ______ copy the site without written permission from the webmaster.

【正确答案】 A
【答案解析】根据题意,应当选择否定式。根据词的搭配:should do sth,ought to do sth.。应当选择前者;声明很清楚,投有网主的文字允许,你不应当复制这个网页。