借贷宝不能发布借条:怎么翻译这一段?3 谢谢

来源:百度文库 编辑:高校问答 时间:2024/05/04 07:19:46
Interesting results were observed with the novel commercials. The children showed a preference for the advertised, but novel, food commercials. However, the authors____that the same effects would occur during viewing at home.
(cannot be sure/can be sure/should be sure/may not be certain)
选什么,怎么翻译这一段?谢谢