13, decorate, decoration
14,reception, recept, receptionist 15, doubt, doubtful,undoubtedly 16,trial, try
17,evidence,evident,obvious, apparent 18,explode, explosion 19,entrance, entrant, exit 20,sailor, sail
我没有欺骗你啊,妹妹(或者弟弟)你昨天急死我了,你采纳之后我就不能继续回答了,于是我只好写在评论里了,不信你看评论。。。。如果还有问题,请继续追问,如果不追问,我没办法回答哎