问一个英语填空,完型
Of all the websites,one that has attracted attention recently is myspace.com.Most of this attention has come from the media and tells every reason why the website should be open up.The threat of Internet predators(窃掠者) is indeed a tough reality,but shutting down the site is not the answer.If myspace.com were shut down,another site would quickly take its place.Therefore,the right way is to teach teens how to use the site safely and educate them ___61___ who may be predators and how to avoid them.
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as,about,for,in填什么,为什么啊
另外给挑挑看还有没有错误.