①真诚待人,相信一切网友
②认识到网上具有虚拟、平等、自主等特点
③要学会辨别,慎重选择
④增强自我保护意识,拒绝网上交朋结友
图2为亚洲略图.读图,完成下题.
—I don't know which skirt was ______, so I took them both.—Yes, it's really difficult to choose.