a student once said how useless it was to put advertisements in t_英语解答

a student once said how useless it was to put advertisements in the newspapers.为什么不用uselessly

人气：216 ℃　时间：2019-09-27 15:59:55

解答

回答 how useless it was?
可以说it was very useless
显然useless做形容词而不是副词