英语不定冠词go on a diet diet 前面为何加不定冠词 不是名词可数才加不定冠词,

英语不定冠词go on a diet diet 前面为何加不定冠词 不是名词可数才加不定冠词, go on a diet i'd go on a diet= i __ go on a diet Jean made up her mind to__in order to become slimmer.A: start diet B:go on a diet C:diet herself D: go for a diet keep on a diet 只听讲过go on a diet 节食,keep on a diet 节食的英文短语是“go on diet”还是“go on a diet” 我只听讲过be on a diet 和go on a diet,那什么叫keep on a diet>? 求关于日常生活的英语短文(例如go on a diet)越多越好* 是 作 文 听力中什么叫keep on a diet?我只听讲过be on a diet 和go on a diet,那什么叫keep on a diet>? 节食是go on a diet或go on diet或go on diets,还是都可以. be a diet 汉语意思是什么 go on a diet 汉语意思是什么 doesn't need to go on a diet.如何翻译? 根据首字母和句意写单词 I am afraid you are a little h( ),you`d better go on a diet. Be on a diet I ill go to my doctor for（）on healthy diet.A.anI ill go to my doctor for（）on healthy diet.A.an advice B.some advice C.many advices D.few advices 有没有go on a diet的说法,go on a exercise呢 英语词组解释下being on a diet Bob was overweight last year.He ___ go on a diet.A.has to;B.have to;C.had to;D.must