healthy foods 和 junk food 的区别我的书上写着“junk food”,这里的food是不可数名词,为什么“healthy foods ”要加s?

healthy foods 和 junk food 的区别我的书上写着“junk food”,这里的food是不可数名词,为什么“healthy foods ”要加s? food和foods的区别I love junk food too.为什么不加sother healthy foods.为什么加s 垃圾食品是junk food还是junk foods 为什么so healthy foods 不对 such healthy foods对 food 到底可数不可数food 一般为不可数 但做种类讲可数 junk food （垃圾食品） yin foods（阴性食品）^^我的意思是怎么区别 junk food 和yin foods junk food healthy food 又是什么? why are healthy foods good for why are healthy foods good for We should eat something healthy.(junk food)改成 否,一般疑问,答 特殊疑问 和 选择文句 We need lots of ___A.health food B.health foods C.healthy foods D.healthy food there aren't many healthy foods 同义句there are only( )( ) healthy foods 填写 写一篇作文healthy food vs junk food Junk food is bad for healthy 的同义句 too much junk food can make people______(healthy) _ (keep) healthy,he doesn't eat junk food. should,you,foods,healthy,also,eat,other.连词成句 Cooking Healthy Foods in a Hurry中文意思 what does a diet of healthy foods contain