form,expensive,correct,regular的反义词

form,expensive,correct,regular的反义词 form a worthwhile opinion for we need to have factual knowledge ___ our ...This sentence is from an exercise book.The whole sentence is:Without facts,we cannot form a worthwhile opinion for we need to have factual knowledge ___ our thinking.The corre 英语翻译The 20-,30-,and 60-Second PlayletsAds in the form of 20- or 30-second playlets are almost a new art form.They are a popular art form born of the television age and the need to compress visual messages into very short,very expensive time s expensive 反义词 expensive同义词 expensive是什么意思 ”expensive”是什么意思? expensive是什么意思 expensive是什么意思? expensive是什么意思 expensive reading expensive是什么意思 expensive是什么意思 翻译expensive, short form product form keep form form是什么意思